Home / 14,937.20-22,399.90-5,572.08

Finding the Fourth Proportional to 14,937.20, 22,399.90 and 5,572.08

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Solution

The fourth proportional to 14,937.20, 22,399.90 and 5,572.08 is: 8,355.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.20 : 22,399.90 = 5,572.08 : x
  2. Step 2: Convert to fraction form
    14,937.20/22,399.90 = 5,572.08/x
  3. Step 3: Cross multiply
    14,937.20x = 22,399.90 × 5,572.08
  4. Step 4: Simplify right side
    14,937.20x = 124,814,034.79
  5. Step 5: Solve for x
    x = 124,814,034.79/14,937.20
  6. Step 6: Final answer
    x = 8,355.92

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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.