Home / 40,691.94-61,057.35-25,917.54

Finding the Fourth Proportional to 40,691.94, 61,057.35 and 25,917.54

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Solution

The fourth proportional to 40,691.94, 61,057.35 and 25,917.54 is: 38,888.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,691.94 : 61,057.35 = 25,917.54 : x
  2. Step 2: Convert to fraction form
    40,691.94/61,057.35 = 25,917.54/x
  3. Step 3: Cross multiply
    40,691.94x = 61,057.35 × 25,917.54
  4. Step 4: Simplify right side
    40,691.94x = 1,582,456,310.92
  5. Step 5: Solve for x
    x = 1,582,456,310.92/40,691.94
  6. Step 6: Final answer
    x = 38,888.69

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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.