Home / 32,508.28-48,694.38-20,761.72

Finding the Fourth Proportional to 32,508.28, 48,694.38 and 20,761.72

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Solution

The fourth proportional to 32,508.28, 48,694.38 and 20,761.72 is: 31,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,508.28 : 48,694.38 = 20,761.72 : x
  2. Step 2: Convert to fraction form
    32,508.28/48,694.38 = 20,761.72/x
  3. Step 3: Cross multiply
    32,508.28x = 48,694.38 × 20,761.72
  4. Step 4: Simplify right side
    32,508.28x = 1,010,979,083.13
  5. Step 5: Solve for x
    x = 1,010,979,083.13/32,508.28
  6. Step 6: Final answer
    x = 31,099.13

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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.