Home / 52,876.50-79,306.24-15,427.78

Finding the Fourth Proportional to 52,876.50, 79,306.24 and 15,427.78

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Solution

The fourth proportional to 52,876.50, 79,306.24 and 15,427.78 is: 23,139.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,876.50 : 79,306.24 = 15,427.78 : x
  2. Step 2: Convert to fraction form
    52,876.50/79,306.24 = 15,427.78/x
  3. Step 3: Cross multiply
    52,876.50x = 79,306.24 × 15,427.78
  4. Step 4: Simplify right side
    52,876.50x = 1,223,519,223.35
  5. Step 5: Solve for x
    x = 1,223,519,223.35/52,876.50
  6. Step 6: Final answer
    x = 23,139.19

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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.