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Finding the Fourth Proportional to 22,654.16, 33,981.24 and 7,073.12

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Solution

The fourth proportional to 22,654.16, 33,981.24 and 7,073.12 is: 10,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,654.16 : 33,981.24 = 7,073.12 : x
  2. Step 2: Convert to fraction form
    22,654.16/33,981.24 = 7,073.12/x
  3. Step 3: Cross multiply
    22,654.16x = 33,981.24 × 7,073.12
  4. Step 4: Simplify right side
    22,654.16x = 240,353,388.27
  5. Step 5: Solve for x
    x = 240,353,388.27/22,654.16
  6. Step 6: Final answer
    x = 10,609.68

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Double scale
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Similar ratio
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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.