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Finding the Fourth Proportional to 22,463.88, 33,703.11 and 10,778.01

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Solution

The fourth proportional to 22,463.88, 33,703.11 and 10,778.01 is: 16,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,463.88 : 33,703.11 = 10,778.01 : x
  2. Step 2: Convert to fraction form
    22,463.88/33,703.11 = 10,778.01/x
  3. Step 3: Cross multiply
    22,463.88x = 33,703.11 × 10,778.01
  4. Step 4: Simplify right side
    22,463.88x = 363,252,456.61
  5. Step 5: Solve for x
    x = 363,252,456.61/22,463.88
  6. Step 6: Final answer
    x = 16,170.51

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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.