Home / 40,722.62-61,084.14-26,770.78

Finding the Fourth Proportional to 40,722.62, 61,084.14 and 26,770.78

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Solution

The fourth proportional to 40,722.62, 61,084.14 and 26,770.78 is: 40,156.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,722.62 : 61,084.14 = 26,770.78 : x
  2. Step 2: Convert to fraction form
    40,722.62/61,084.14 = 26,770.78/x
  3. Step 3: Cross multiply
    40,722.62x = 61,084.14 × 26,770.78
  4. Step 4: Simplify right side
    40,722.62x = 1,635,269,634.15
  5. Step 5: Solve for x
    x = 1,635,269,634.15/40,722.62
  6. Step 6: Final answer
    x = 40,156.30

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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.