Home / 27,131.75-40,882.49-22,309.41

Finding the Fourth Proportional to 27,131.75, 40,882.49 and 22,309.41

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Solution

The fourth proportional to 27,131.75, 40,882.49 and 22,309.41 is: 33,616.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,131.75 : 40,882.49 = 22,309.41 : x
  2. Step 2: Convert to fraction form
    27,131.75/40,882.49 = 22,309.41/x
  3. Step 3: Cross multiply
    27,131.75x = 40,882.49 × 22,309.41
  4. Step 4: Simplify right side
    27,131.75x = 912,064,287.00
  5. Step 5: Solve for x
    x = 912,064,287.00/27,131.75
  6. Step 6: Final answer
    x = 33,616.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.