Kansas (USA) is 19% larger than Missouri (USA).
Kansas KAN-zəs is a U.S. state located in the Midwestern United States. It is named after the Kansa Native American tribe which inhabited the area. The tribe's name is often said to mean "people of the wind" or "people of the south wind," although this was probably not the term's original meaning. Wikipedia
Missouri is a U.S. state located in the Midwestern United States. Missouri is the 21st most extensive and the 18th most populous of the 50 United States. Missouri comprises 114 counties and the independent city of St. Louis. The four largest urban areas are St. Wikipedia