Home / 54,184.64-81,279.68-17,251.52

Finding the Fourth Proportional to 54,184.64, 81,279.68 and 17,251.52

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Solution

The fourth proportional to 54,184.64, 81,279.68 and 17,251.52 is: 25,878.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,184.64 : 81,279.68 = 17,251.52 : x
  2. Step 2: Convert to fraction form
    54,184.64/81,279.68 = 17,251.52/x
  3. Step 3: Cross multiply
    54,184.64x = 81,279.68 × 17,251.52
  4. Step 4: Simplify right side
    54,184.64x = 1,402,198,025.11
  5. Step 5: Solve for x
    x = 1,402,198,025.11/54,184.64
  6. Step 6: Final answer
    x = 25,878.15

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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.