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Finding the Fourth Proportional to 15,077.52, 22,616.28 and 9,882.18

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Solution

The fourth proportional to 15,077.52, 22,616.28 and 9,882.18 is: 14,823.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,077.52 : 22,616.28 = 9,882.18 : x
  2. Step 2: Convert to fraction form
    15,077.52/22,616.28 = 9,882.18/x
  3. Step 3: Cross multiply
    15,077.52x = 22,616.28 × 9,882.18
  4. Step 4: Simplify right side
    15,077.52x = 223,498,149.89
  5. Step 5: Solve for x
    x = 223,498,149.89/15,077.52
  6. Step 6: Final answer
    x = 14,823.27

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1.5x scale

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.