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Finding the Fourth Proportional to 32,131.52, 48,179.48 and 9,938.96

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Solution

The fourth proportional to 32,131.52, 48,179.48 and 9,938.96 is: 14,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,131.52 : 48,179.48 = 9,938.96 : x
  2. Step 2: Convert to fraction form
    32,131.52/48,179.48 = 9,938.96/x
  3. Step 3: Cross multiply
    32,131.52x = 48,179.48 × 9,938.96
  4. Step 4: Simplify right side
    32,131.52x = 478,853,924.54
  5. Step 5: Solve for x
    x = 478,853,924.54/32,131.52
  6. Step 6: Final answer
    x = 14,902.93

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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.