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Finding the Fourth Proportional to 36,327.99, 54,458.98 and 32,391.39

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Solution

The fourth proportional to 36,327.99, 54,458.98 and 32,391.39 is: 48,557.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,327.99 : 54,458.98 = 32,391.39 : x
  2. Step 2: Convert to fraction form
    36,327.99/54,458.98 = 32,391.39/x
  3. Step 3: Cross multiply
    36,327.99x = 54,458.98 × 32,391.39
  4. Step 4: Simplify right side
    36,327.99x = 1,764,001,979.20
  5. Step 5: Solve for x
    x = 1,764,001,979.20/36,327.99
  6. Step 6: Final answer
    x = 48,557.65

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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.