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Finding the Fourth Proportional to 17,353.40, 23,947.67 and 9,395.63

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Solution

The fourth proportional to 17,353.40, 23,947.67 and 9,395.63 is: 12,965.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,353.40 : 23,947.67 = 9,395.63 : x
  2. Step 2: Convert to fraction form
    17,353.40/23,947.67 = 9,395.63/x
  3. Step 3: Cross multiply
    17,353.40x = 23,947.67 × 9,395.63
  4. Step 4: Simplify right side
    17,353.40x = 225,003,279.97
  5. Step 5: Solve for x
    x = 225,003,279.97/17,353.40
  6. Step 6: Final answer
    x = 12,965.95

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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.