Home / 15,039.24-22,551.78-4,505.20

Finding the Fourth Proportional to 15,039.24, 22,551.78 and 4,505.20

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Solution

The fourth proportional to 15,039.24, 22,551.78 and 4,505.20 is: 6,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039.24 : 22,551.78 = 4,505.20 : x
  2. Step 2: Convert to fraction form
    15,039.24/22,551.78 = 4,505.20/x
  3. Step 3: Cross multiply
    15,039.24x = 22,551.78 × 4,505.20
  4. Step 4: Simplify right side
    15,039.24x = 101,600,279.26
  5. Step 5: Solve for x
    x = 101,600,279.26/15,039.24
  6. Step 6: Final answer
    x = 6,755.68

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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.