Home / 41,278.78-61,917.36-10,114.03

Finding the Fourth Proportional to 41,278.78, 61,917.36 and 10,114.03

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Solution

The fourth proportional to 41,278.78, 61,917.36 and 10,114.03 is: 15,170.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,278.78 : 61,917.36 = 10,114.03 : x
  2. Step 2: Convert to fraction form
    41,278.78/61,917.36 = 10,114.03/x
  3. Step 3: Cross multiply
    41,278.78x = 61,917.36 × 10,114.03
  4. Step 4: Simplify right side
    41,278.78x = 626,234,036.56
  5. Step 5: Solve for x
    x = 626,234,036.56/41,278.78
  6. Step 6: Final answer
    x = 15,170.85

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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.