Home / 33,131.76-49,702.50-9,755.16

Finding the Fourth Proportional to 33,131.76, 49,702.50 and 9,755.16

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Solution

The fourth proportional to 33,131.76, 49,702.50 and 9,755.16 is: 14,634.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,131.76 : 49,702.50 = 9,755.16 : x
  2. Step 2: Convert to fraction form
    33,131.76/49,702.50 = 9,755.16/x
  3. Step 3: Cross multiply
    33,131.76x = 49,702.50 × 9,755.16
  4. Step 4: Simplify right side
    33,131.76x = 484,855,839.90
  5. Step 5: Solve for x
    x = 484,855,839.90/33,131.76
  6. Step 6: Final answer
    x = 14,634.17

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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.