There are approximately 19.685 inches in 50 centimeters. This is so because 1 inch equals 2.54 centimeters, according to Calculator-Converter.com. To find the answer as 19.685 inches, it is a matter of dividing 50 centimeters by 2.54 centimeters.
An alternative way to find the answer is to use the fact that 0.3937 inches is equal to 1 centimeter. In this case, you can simply multiply 50 centimeters by the factor 0.3937 inches to arrive at the same answer of 19.685 inches.
Conversion charts, tables or online conversion calculators are very useful when converting measurements between the Imperial to the metric system or vice versa.