Home / 54,753.46-82,135.37-15,310.57

Finding the Fourth Proportional to 54,753.46, 82,135.37 and 15,310.57

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Solution

The fourth proportional to 54,753.46, 82,135.37 and 15,310.57 is: 22,967.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,753.46 : 82,135.37 = 15,310.57 : x
  2. Step 2: Convert to fraction form
    54,753.46/82,135.37 = 15,310.57/x
  3. Step 3: Cross multiply
    54,753.46x = 82,135.37 × 15,310.57
  4. Step 4: Simplify right side
    54,753.46x = 1,257,539,331.86
  5. Step 5: Solve for x
    x = 1,257,539,331.86/54,753.46
  6. Step 6: Final answer
    x = 22,967.31

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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.