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Finding the Fourth Proportional to 32,396.38, 44,691.71 and 18,959.31

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Solution

The fourth proportional to 32,396.38, 44,691.71 and 18,959.31 is: 26,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,396.38 : 44,691.71 = 18,959.31 : x
  2. Step 2: Convert to fraction form
    32,396.38/44,691.71 = 18,959.31/x
  3. Step 3: Cross multiply
    32,396.38x = 44,691.71 × 18,959.31
  4. Step 4: Simplify right side
    32,396.38x = 847,323,889.52
  5. Step 5: Solve for x
    x = 847,323,889.52/32,396.38
  6. Step 6: Final answer
    x = 26,154.90

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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.