Home / 42,034.17-63,060.48-12,454.32

Finding the Fourth Proportional to 42,034.17, 63,060.48 and 12,454.32

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Solution

The fourth proportional to 42,034.17, 63,060.48 and 12,454.32 is: 18,684.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,034.17 : 63,060.48 = 12,454.32 : x
  2. Step 2: Convert to fraction form
    42,034.17/63,060.48 = 12,454.32/x
  3. Step 3: Cross multiply
    42,034.17x = 63,060.48 × 12,454.32
  4. Step 4: Simplify right side
    42,034.17x = 785,375,397.27
  5. Step 5: Solve for x
    x = 785,375,397.27/42,034.17
  6. Step 6: Final answer
    x = 18,684.21

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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.