Home / 54,964.29-82,437.12-15,512.16

Finding the Fourth Proportional to 54,964.29, 82,437.12 and 15,512.16

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Solution

The fourth proportional to 54,964.29, 82,437.12 and 15,512.16 is: 23,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,964.29 : 82,437.12 = 15,512.16 : x
  2. Step 2: Convert to fraction form
    54,964.29/82,437.12 = 15,512.16/x
  3. Step 3: Cross multiply
    54,964.29x = 82,437.12 × 15,512.16
  4. Step 4: Simplify right side
    54,964.29x = 1,278,777,795.38
  5. Step 5: Solve for x
    x = 1,278,777,795.38/54,964.29
  6. Step 6: Final answer
    x = 23,265.61

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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.