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Finding the Fourth Proportional to 17,262.95, 25,895.03 and 4,781.97

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Solution

The fourth proportional to 17,262.95, 25,895.03 and 4,781.97 is: 7,173.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,262.95 : 25,895.03 = 4,781.97 : x
  2. Step 2: Convert to fraction form
    17,262.95/25,895.03 = 4,781.97/x
  3. Step 3: Cross multiply
    17,262.95x = 25,895.03 × 4,781.97
  4. Step 4: Simplify right side
    17,262.95x = 123,829,232.70
  5. Step 5: Solve for x
    x = 123,829,232.70/17,262.95
  6. Step 6: Final answer
    x = 7,173.12

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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.