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Finding the Fourth Proportional to 22,753.80, 34,108.66 and 8,703.02

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Solution

The fourth proportional to 22,753.80, 34,108.66 and 8,703.02 is: 13,046.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,753.80 : 34,108.66 = 8,703.02 : x
  2. Step 2: Convert to fraction form
    22,753.80/34,108.66 = 8,703.02/x
  3. Step 3: Cross multiply
    22,753.80x = 34,108.66 × 8,703.02
  4. Step 4: Simplify right side
    22,753.80x = 296,848,350.15
  5. Step 5: Solve for x
    x = 296,848,350.15/22,753.80
  6. Step 6: Final answer
    x = 13,046.10

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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.