Home / 40,910.49-61,358.91-11,331.33

Finding the Fourth Proportional to 40,910.49, 61,358.91 and 11,331.33

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Solution

The fourth proportional to 40,910.49, 61,358.91 and 11,331.33 is: 16,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,910.49 : 61,358.91 = 11,331.33 : x
  2. Step 2: Convert to fraction form
    40,910.49/61,358.91 = 11,331.33/x
  3. Step 3: Cross multiply
    40,910.49x = 61,358.91 × 11,331.33
  4. Step 4: Simplify right side
    40,910.49x = 695,278,057.65
  5. Step 5: Solve for x
    x = 695,278,057.65/40,910.49
  6. Step 6: Final answer
    x = 16,995.10

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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.