Alaska is about 13 times bigger than Liberia.

Liberia is approximately 111,369 sq km, while Alaska is approximately 1,481,348 sq km, making Alaska 1,230% larger than Liberia. Meanwhile, the population of Liberia is ~5.4 million people (4.6 million fewer people live in Alaska).
Tip: This to-scale comparison of Liberia vs. Alaska uses the Mercator projection, which distorts the size of regions near the poles.