Home / 54,965.04-82,438.24-15,512.91

Finding the Fourth Proportional to 54,965.04, 82,438.24 and 15,512.91

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Solution

The fourth proportional to 54,965.04, 82,438.24 and 15,512.91 is: 23,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,965.04 : 82,438.24 = 15,512.91 : x
  2. Step 2: Convert to fraction form
    54,965.04/82,438.24 = 15,512.91/x
  3. Step 3: Cross multiply
    54,965.04x = 82,438.24 × 15,512.91
  4. Step 4: Simplify right side
    54,965.04x = 1,278,856,997.68
  5. Step 5: Solve for x
    x = 1,278,856,997.68/54,965.04
  6. Step 6: Final answer
    x = 23,266.73

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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.