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Finding the Fourth Proportional to 17,382.12, 26,073 and 4,234.56

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Solution

The fourth proportional to 17,382.12, 26,073 and 4,234.56 is: 6,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382.12 : 26,073 = 4,234.56 : x
  2. Step 2: Convert to fraction form
    17,382.12/26,073 = 4,234.56/x
  3. Step 3: Cross multiply
    17,382.12x = 26,073 × 4,234.56
  4. Step 4: Simplify right side
    17,382.12x = 110,407,682.88
  5. Step 5: Solve for x
    x = 110,407,682.88/17,382.12
  6. Step 6: Final answer
    x = 6,351.80

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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.