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Finding the Fourth Proportional to 36,652.60, 54,978.90 and 16,925.32

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Solution

The fourth proportional to 36,652.60, 54,978.90 and 16,925.32 is: 25,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,652.60 : 54,978.90 = 16,925.32 : x
  2. Step 2: Convert to fraction form
    36,652.60/54,978.90 = 16,925.32/x
  3. Step 3: Cross multiply
    36,652.60x = 54,978.90 × 16,925.32
  4. Step 4: Simplify right side
    36,652.60x = 930,535,475.75
  5. Step 5: Solve for x
    x = 930,535,475.75/36,652.60
  6. Step 6: Final answer
    x = 25,387.98

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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.