Home / 40,166.28-60,213.78-15,188.85

Finding the Fourth Proportional to 40,166.28, 60,213.78 and 15,188.85

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Solution

The fourth proportional to 40,166.28, 60,213.78 and 15,188.85 is: 22,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166.28 : 60,213.78 = 15,188.85 : x
  2. Step 2: Convert to fraction form
    40,166.28/60,213.78 = 15,188.85/x
  3. Step 3: Cross multiply
    40,166.28x = 60,213.78 × 15,188.85
  4. Step 4: Simplify right side
    40,166.28x = 914,578,072.35
  5. Step 5: Solve for x
    x = 914,578,072.35/40,166.28
  6. Step 6: Final answer
    x = 22,769.80

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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.