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Finding the Fourth Proportional to 17,166.17, 25,760.09 and 7,305.44

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Solution

The fourth proportional to 17,166.17, 25,760.09 and 7,305.44 is: 10,962.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,166.17 : 25,760.09 = 7,305.44 : x
  2. Step 2: Convert to fraction form
    17,166.17/25,760.09 = 7,305.44/x
  3. Step 3: Cross multiply
    17,166.17x = 25,760.09 × 7,305.44
  4. Step 4: Simplify right side
    17,166.17x = 188,188,681.35
  5. Step 5: Solve for x
    x = 188,188,681.35/17,166.17
  6. Step 6: Final answer
    x = 10,962.76

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1.5x scale

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.