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Finding the Fourth Proportional to 17,353.18, 23,947.42 and 9,395.48

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Solution

The fourth proportional to 17,353.18, 23,947.42 and 9,395.48 is: 12,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,353.18 : 23,947.42 = 9,395.48 : x
  2. Step 2: Convert to fraction form
    17,353.18/23,947.42 = 9,395.48/x
  3. Step 3: Cross multiply
    17,353.18x = 23,947.42 × 9,395.48
  4. Step 4: Simplify right side
    17,353.18x = 224,997,505.66
  5. Step 5: Solve for x
    x = 224,997,505.66/17,353.18
  6. Step 6: Final answer
    x = 12,965.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.