Fifteen kilograms is equal to approximately 33.069 pounds. Since there are exactly 2.2046 pounds in 1 kilogram, simply multiply the value in kilograms by 2.2046 to obtain the value in pounds.
Pounds and kilograms are both measurements of mass. The kilogram is a unit of measurement in the metric system or the International System of Units. This system is used widely around the world. The pound is a unit of measurement in the imperial system and the customary system of units. It is also accepted as a unit of weight in the United States and a few other countries around the world that use this system.