Home / 54,899.41-82,353.97-15,456.86

Finding the Fourth Proportional to 54,899.41, 82,353.97 and 15,456.86

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Solution

The fourth proportional to 54,899.41, 82,353.97 and 15,456.86 is: 23,186.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,899.41 : 82,353.97 = 15,456.86 : x
  2. Step 2: Convert to fraction form
    54,899.41/82,353.97 = 15,456.86/x
  3. Step 3: Cross multiply
    54,899.41x = 82,353.97 × 15,456.86
  4. Step 4: Simplify right side
    54,899.41x = 1,272,933,784.73
  5. Step 5: Solve for x
    x = 1,272,933,784.73/54,899.41
  6. Step 6: Final answer
    x = 23,186.66

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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.