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Finding the Fourth Proportional to 22,654.88, 33,982.32 and 8,807.12

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Solution

The fourth proportional to 22,654.88, 33,982.32 and 8,807.12 is: 13,210.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,654.88 : 33,982.32 = 8,807.12 : x
  2. Step 2: Convert to fraction form
    22,654.88/33,982.32 = 8,807.12/x
  3. Step 3: Cross multiply
    22,654.88x = 33,982.32 × 8,807.12
  4. Step 4: Simplify right side
    22,654.88x = 299,286,370.12
  5. Step 5: Solve for x
    x = 299,286,370.12/22,654.88
  6. Step 6: Final answer
    x = 13,210.68

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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.