Home / 54,329.40-81,517.50-29,387

Finding the Fourth Proportional to 54,329.40, 81,517.50 and 29,387

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Solution

The fourth proportional to 54,329.40, 81,517.50 and 29,387 is: 44,093.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329.40 : 81,517.50 = 29,387 : x
  2. Step 2: Convert to fraction form
    54,329.40/81,517.50 = 29,387/x
  3. Step 3: Cross multiply
    54,329.40x = 81,517.50 × 29,387
  4. Step 4: Simplify right side
    54,329.40x = 2,395,554,772.50
  5. Step 5: Solve for x
    x = 2,395,554,772.50/54,329.40
  6. Step 6: Final answer
    x = 44,093.16

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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.