Pennsylvania is about 30 times bigger than South Georgia and South Sandwich Islands.

South Georgia and South Sandwich Islands is approximately 3,903 sq km, while Pennsylvania is approximately 116,075 sq km, making Pennsylvania 2,874% larger than South Georgia and South Sandwich Islands.
Tip: This to-scale comparison of South Georgia and South Sandwich Islands vs. Pennsylvania uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: Pennsylvania vs. South Georgia and South Sandwich Islands