## Conversion formula

The conversion factor from knots to miles per hour is 1.1507794480225, which means that 1 knot is equal to 1.1507794480225 miles per hour:

1 kt = 1.1507794480225 mph

To convert 47.9 knots into miles per hour we have to multiply 47.9 by the conversion factor in order to get the velocity amount from knots to miles per hour. We can also form a simple proportion to calculate the result:

1 kt → 1.1507794480225 mph

47.9 kt → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 47.9 kt × 1.1507794480225 mph

V(mph) = 55.12233556028 mph

The final result is:

47.9 kt → 55.12233556028 mph

We conclude that 47.9 knots is equivalent to 55.12233556028 miles per hour:

47.9 knots = 55.12233556028 miles per hour

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.018141466428004 × 47.9 knots.

Another way is saying that 47.9 knots is equal to 1 ÷ 0.018141466428004 miles per hour.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that forty-seven point nine knots is approximately fifty-five point one two two miles per hour:

47.9 kt ≅ 55.122 mph

An alternative is also that one mile per hour is approximately zero point zero one eight times forty-seven point nine knots.

## Conversion table

### knots to miles per hour chart

For quick reference purposes, below is the conversion table you can use to convert from knots to miles per hour

knots (kt) miles per hour (mph)
48.9 knots 56.273 miles per hour
49.9 knots 57.424 miles per hour
50.9 knots 58.575 miles per hour
51.9 knots 59.725 miles per hour
52.9 knots 60.876 miles per hour
53.9 knots 62.027 miles per hour
54.9 knots 63.178 miles per hour
55.9 knots 64.329 miles per hour
56.9 knots 65.479 miles per hour
57.9 knots 66.63 miles per hour