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Finding the Fourth Proportional to 17,164.38, 25,750.68 and 7,163.56

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Solution

The fourth proportional to 17,164.38, 25,750.68 and 7,163.56 is: 10,747.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,164.38 : 25,750.68 = 7,163.56 : x
  2. Step 2: Convert to fraction form
    17,164.38/25,750.68 = 7,163.56/x
  3. Step 3: Cross multiply
    17,164.38x = 25,750.68 × 7,163.56
  4. Step 4: Simplify right side
    17,164.38x = 184,466,679.41
  5. Step 5: Solve for x
    x = 184,466,679.41/17,164.38
  6. Step 6: Final answer
    x = 10,747.06

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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.