Home / 54,962.32-82,439.16-15,517.84

Finding the Fourth Proportional to 54,962.32, 82,439.16 and 15,517.84

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Solution

The fourth proportional to 54,962.32, 82,439.16 and 15,517.84 is: 23,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,962.32 : 82,439.16 = 15,517.84 : x
  2. Step 2: Convert to fraction form
    54,962.32/82,439.16 = 15,517.84/x
  3. Step 3: Cross multiply
    54,962.32x = 82,439.16 × 15,517.84
  4. Step 4: Simplify right side
    54,962.32x = 1,279,277,694.61
  5. Step 5: Solve for x
    x = 1,279,277,694.61/54,962.32
  6. Step 6: Final answer
    x = 23,275.54

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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.