Home / 40,843.35-61,202.61-17,138.04

Finding the Fourth Proportional to 40,843.35, 61,202.61 and 17,138.04

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Solution

The fourth proportional to 40,843.35, 61,202.61 and 17,138.04 is: 25,680.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,843.35 : 61,202.61 = 17,138.04 : x
  2. Step 2: Convert to fraction form
    40,843.35/61,202.61 = 17,138.04/x
  3. Step 3: Cross multiply
    40,843.35x = 61,202.61 × 17,138.04
  4. Step 4: Simplify right side
    40,843.35x = 1,048,892,778.28
  5. Step 5: Solve for x
    x = 1,048,892,778.28/40,843.35
  6. Step 6: Final answer
    x = 25,680.87

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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.