Home / 54,908.28-82,332.90-17,458.20

Finding the Fourth Proportional to 54,908.28, 82,332.90 and 17,458.20

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Solution

The fourth proportional to 54,908.28, 82,332.90 and 17,458.20 is: 26,177.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,908.28 : 82,332.90 = 17,458.20 : x
  2. Step 2: Convert to fraction form
    54,908.28/82,332.90 = 17,458.20/x
  3. Step 3: Cross multiply
    54,908.28x = 82,332.90 × 17,458.20
  4. Step 4: Simplify right side
    54,908.28x = 1,437,384,234.78
  5. Step 5: Solve for x
    x = 1,437,384,234.78/54,908.28
  6. Step 6: Final answer
    x = 26,177.91

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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.