Home / 54,961.30-82,447.17-14,980.78

Finding the Fourth Proportional to 54,961.30, 82,447.17 and 14,980.78

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Solution

The fourth proportional to 54,961.30, 82,447.17 and 14,980.78 is: 22,472.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,961.30 : 82,447.17 = 14,980.78 : x
  2. Step 2: Convert to fraction form
    54,961.30/82,447.17 = 14,980.78/x
  3. Step 3: Cross multiply
    54,961.30x = 82,447.17 × 14,980.78
  4. Step 4: Simplify right side
    54,961.30x = 1,235,122,915.39
  5. Step 5: Solve for x
    x = 1,235,122,915.39/54,961.30
  6. Step 6: Final answer
    x = 22,472.59

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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.