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Finding the Fourth Proportional to 17,909.03, 26,868.92 and 7,229.89

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Solution

The fourth proportional to 17,909.03, 26,868.92 and 7,229.89 is: 10,847.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.03 : 26,868.92 = 7,229.89 : x
  2. Step 2: Convert to fraction form
    17,909.03/26,868.92 = 7,229.89/x
  3. Step 3: Cross multiply
    17,909.03x = 26,868.92 × 7,229.89
  4. Step 4: Simplify right side
    17,909.03x = 194,259,333.46
  5. Step 5: Solve for x
    x = 194,259,333.46/17,909.03
  6. Step 6: Final answer
    x = 10,847.00

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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.