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Finding the Fourth Proportional to 22,658.97, 33,988.33 and 8,807.97

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Solution

The fourth proportional to 22,658.97, 33,988.33 and 8,807.97 is: 13,211.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,658.97 : 33,988.33 = 8,807.97 : x
  2. Step 2: Convert to fraction form
    22,658.97/33,988.33 = 8,807.97/x
  3. Step 3: Cross multiply
    22,658.97x = 33,988.33 × 8,807.97
  4. Step 4: Simplify right side
    22,658.97x = 299,368,279.91
  5. Step 5: Solve for x
    x = 299,368,279.91/22,658.97
  6. Step 6: Final answer
    x = 13,211.91

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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.