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Finding the Fourth Proportional to 22,279.52, 33,416.67 and 8,951.97

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Solution

The fourth proportional to 22,279.52, 33,416.67 and 8,951.97 is: 13,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,279.52 : 33,416.67 = 8,951.97 : x
  2. Step 2: Convert to fraction form
    22,279.52/33,416.67 = 8,951.97/x
  3. Step 3: Cross multiply
    22,279.52x = 33,416.67 × 8,951.97
  4. Step 4: Simplify right side
    22,279.52x = 299,145,027.34
  5. Step 5: Solve for x
    x = 299,145,027.34/22,279.52
  6. Step 6: Final answer
    x = 13,426.91

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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.