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Finding the Fourth Proportional to 32,375.97, 44,679.60 and 18,036.78

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Solution

The fourth proportional to 32,375.97, 44,679.60 and 18,036.78 is: 24,891.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,375.97 : 44,679.60 = 18,036.78 : x
  2. Step 2: Convert to fraction form
    32,375.97/44,679.60 = 18,036.78/x
  3. Step 3: Cross multiply
    32,375.97x = 44,679.60 × 18,036.78
  4. Step 4: Simplify right side
    32,375.97x = 805,876,115.69
  5. Step 5: Solve for x
    x = 805,876,115.69/32,375.97
  6. Step 6: Final answer
    x = 24,891.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.