Investment X yields a payment of $1500 at the end of year 1, a payment of $7500 at the end of year 2, a payment of $10000 at the end of year 3, and a payment of $35000 at the end of year 4.

Investment Y yields a payment of $35000 at the end of year 1, a payment of $10000 at the end of year 2, a payment of $7500 at the end of year 3, and a payment of $1500 at the end of year 4.

What is the present value of Investment Y if the interest rate is 12%?

Note: Express your answers in strictly numerical terms. For example, if the answer is $500, write enter 500 as an answer."