Home / 52,115.18-78,167.15-14,676.48

Finding the Fourth Proportional to 52,115.18, 78,167.15 and 14,676.48

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Solution

The fourth proportional to 52,115.18, 78,167.15 and 14,676.48 is: 22,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,115.18 : 78,167.15 = 14,676.48 : x
  2. Step 2: Convert to fraction form
    52,115.18/78,167.15 = 14,676.48/x
  3. Step 3: Cross multiply
    52,115.18x = 78,167.15 × 14,676.48
  4. Step 4: Simplify right side
    52,115.18x = 1,147,218,540.25
  5. Step 5: Solve for x
    x = 1,147,218,540.25/52,115.18
  6. Step 6: Final answer
    x = 22,013.14

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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.