Home / 38,633.70-57,951.94-13,676.38

Finding the Fourth Proportional to 38,633.70, 57,951.94 and 13,676.38

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Solution

The fourth proportional to 38,633.70, 57,951.94 and 13,676.38 is: 20,515.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,633.70 : 57,951.94 = 13,676.38 : x
  2. Step 2: Convert to fraction form
    38,633.70/57,951.94 = 13,676.38/x
  3. Step 3: Cross multiply
    38,633.70x = 57,951.94 × 13,676.38
  4. Step 4: Simplify right side
    38,633.70x = 792,572,753.18
  5. Step 5: Solve for x
    x = 792,572,753.18/38,633.70
  6. Step 6: Final answer
    x = 20,515.06

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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.