Home / 15,169.20-22,752.17-5,308.66

Finding the Fourth Proportional to 15,169.20, 22,752.17 and 5,308.66

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Solution

The fourth proportional to 15,169.20, 22,752.17 and 5,308.66 is: 7,962.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169.20 : 22,752.17 = 5,308.66 : x
  2. Step 2: Convert to fraction form
    15,169.20/22,752.17 = 5,308.66/x
  3. Step 3: Cross multiply
    15,169.20x = 22,752.17 × 5,308.66
  4. Step 4: Simplify right side
    15,169.20x = 120,783,534.79
  5. Step 5: Solve for x
    x = 120,783,534.79/15,169.20
  6. Step 6: Final answer
    x = 7,962.42

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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.