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Finding the Fourth Proportional to 17,027.38, 25,541.06 and 4,715.38

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Solution

The fourth proportional to 17,027.38, 25,541.06 and 4,715.38 is: 7,073.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,027.38 : 25,541.06 = 4,715.38 : x
  2. Step 2: Convert to fraction form
    17,027.38/25,541.06 = 4,715.38/x
  3. Step 3: Cross multiply
    17,027.38x = 25,541.06 × 4,715.38
  4. Step 4: Simplify right side
    17,027.38x = 120,435,687.59
  5. Step 5: Solve for x
    x = 120,435,687.59/17,027.38
  6. Step 6: Final answer
    x = 7,073.06

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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.