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Finding the Fourth Proportional to 29,279.92, 43,924.08 and 9,553.60

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Solution

The fourth proportional to 29,279.92, 43,924.08 and 9,553.60 is: 14,331.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,279.92 : 43,924.08 = 9,553.60 : x
  2. Step 2: Convert to fraction form
    29,279.92/43,924.08 = 9,553.60/x
  3. Step 3: Cross multiply
    29,279.92x = 43,924.08 × 9,553.60
  4. Step 4: Simplify right side
    29,279.92x = 419,633,090.69
  5. Step 5: Solve for x
    x = 419,633,090.69/29,279.92
  6. Step 6: Final answer
    x = 14,331.77

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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.