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Finding the Fourth Proportional to 17,322.56, 25,991.52 and 6,376

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Solution

The fourth proportional to 17,322.56, 25,991.52 and 6,376 is: 9,566.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,322.56 : 25,991.52 = 6,376 : x
  2. Step 2: Convert to fraction form
    17,322.56/25,991.52 = 6,376/x
  3. Step 3: Cross multiply
    17,322.56x = 25,991.52 × 6,376
  4. Step 4: Simplify right side
    17,322.56x = 165,721,931.52
  5. Step 5: Solve for x
    x = 165,721,931.52/17,322.56
  6. Step 6: Final answer
    x = 9,566.83

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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.