Home / 54,538.32-81,809.31-15,092.13

Finding the Fourth Proportional to 54,538.32, 81,809.31 and 15,092.13

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Solution

The fourth proportional to 54,538.32, 81,809.31 and 15,092.13 is: 22,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,538.32 : 81,809.31 = 15,092.13 : x
  2. Step 2: Convert to fraction form
    54,538.32/81,809.31 = 15,092.13/x
  3. Step 3: Cross multiply
    54,538.32x = 81,809.31 × 15,092.13
  4. Step 4: Simplify right side
    54,538.32x = 1,234,676,741.73
  5. Step 5: Solve for x
    x = 1,234,676,741.73/54,538.32
  6. Step 6: Final answer
    x = 22,638.70

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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.