The equivalent of 27 inches is 68.58 centimeters. The conversion is based on the formula in which the total number of inches is divided by 0.39 because 0.39 inches is equal to 1 centimeter.
In millimeters, 27 inches is 685.8 millimeters, as there are 10 millimeters in each centimeter. In the other direction, there are 0.68 meters in 27 inches because there are 100 centimeters in each meter. The meter is the basic unit of length in the metric system of measurement. The foot, which contains 12 inches, is the primary unit of length in the imperial system of measurement.