Home / 32,721.38-49,077.32-10,531.88

Finding the Fourth Proportional to 32,721.38, 49,077.32 and 10,531.88

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Solution

The fourth proportional to 32,721.38, 49,077.32 and 10,531.88 is: 15,796.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721.38 : 49,077.32 = 10,531.88 : x
  2. Step 2: Convert to fraction form
    32,721.38/49,077.32 = 10,531.88/x
  3. Step 3: Cross multiply
    32,721.38x = 49,077.32 × 10,531.88
  4. Step 4: Simplify right side
    32,721.38x = 516,876,444.96
  5. Step 5: Solve for x
    x = 516,876,444.96/32,721.38
  6. Step 6: Final answer
    x = 15,796.29

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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.