21.2 ftps ≈ 14.4545 mph. To convert feet per second to miles per hour, multiply by 0.68181759: 21.2 × 0.68181759 = 14.4545.
How to convert feet per second to miles per hour
mph = ftps × 0.68181759
- 1 ftps = 0.68181759 mph (and 1 mph = 1.4666679 ftps).
- Multiply the amount by the factor: 21.2 × 0.68181759 = 14.4545.
- Answer: 21.2 ftps ≈ 14.4545 mph (rounded to 6 significant figures).
Feet Per Second to Miles Per Hour table
| Feet Per Second (ftps) | Miles Per Hour (mph) |
|---|---|
| 20.7 ftps | 14.1136 mph |
| 20.8 ftps | 14.1818 mph |
| 20.9 ftps | 14.25 mph |
| 21 ftps | 14.3182 mph |
| 21.1 ftps | 14.3864 mph |
| 21.2 ftps | 14.4545 mph |
| 21.3 ftps | 14.5227 mph |
| 21.4 ftps | 14.5909 mph |
| 21.5 ftps | 14.6591 mph |
| 21.6 ftps | 14.7273 mph |
| 21.7 ftps | 14.7954 mph |
| ftps | mph |
|---|---|
| 1 ftps | 0.681818 mph |
| 5 ftps | 3.4091 mph |
| 10 ftps | 6.8182 mph |
| 50 ftps | 34.0909 mph |
| 100 ftps | 68.1818 mph |
| 1,000 ftps | 681.818 mph |