Home / 41,231.69-61,844.43-13,150.61

Finding the Fourth Proportional to 41,231.69, 61,844.43 and 13,150.61

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Solution

The fourth proportional to 41,231.69, 61,844.43 and 13,150.61 is: 19,724.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,231.69 : 61,844.43 = 13,150.61 : x
  2. Step 2: Convert to fraction form
    41,231.69/61,844.43 = 13,150.61/x
  3. Step 3: Cross multiply
    41,231.69x = 61,844.43 × 13,150.61
  4. Step 4: Simplify right side
    41,231.69x = 813,291,979.60
  5. Step 5: Solve for x
    x = 813,291,979.60/41,231.69
  6. Step 6: Final answer
    x = 19,724.92

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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.