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Finding the Fourth Proportional to 17,703.62, 26,571.82 and 8,944.68

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Solution

The fourth proportional to 17,703.62, 26,571.82 and 8,944.68 is: 13,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,703.62 : 26,571.82 = 8,944.68 : x
  2. Step 2: Convert to fraction form
    17,703.62/26,571.82 = 8,944.68/x
  3. Step 3: Cross multiply
    17,703.62x = 26,571.82 × 8,944.68
  4. Step 4: Simplify right side
    17,703.62x = 237,676,426.92
  5. Step 5: Solve for x
    x = 237,676,426.92/17,703.62
  6. Step 6: Final answer
    x = 13,425.30

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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.