Home / 25,802.03-38,790.53-20,603.45

Finding the Fourth Proportional to 25,802.03, 38,790.53 and 20,603.45

Calculator

Solution

The fourth proportional to 25,802.03, 38,790.53 and 20,603.45 is: 30,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,802.03 : 38,790.53 = 20,603.45 : x
  2. Step 2: Convert to fraction form
    25,802.03/38,790.53 = 20,603.45/x
  3. Step 3: Cross multiply
    25,802.03x = 38,790.53 × 20,603.45
  4. Step 4: Simplify right side
    25,802.03x = 799,218,448.36
  5. Step 5: Solve for x
    x = 799,218,448.36/25,802.03
  6. Step 6: Final answer
    x = 30,975.03

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.