Home / 31,508.48-43,481.72-17,168.24

Finding the Fourth Proportional to 31,508.48, 43,481.72 and 17,168.24

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Solution

The fourth proportional to 31,508.48, 43,481.72 and 17,168.24 is: 23,692.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508.48 : 43,481.72 = 17,168.24 : x
  2. Step 2: Convert to fraction form
    31,508.48/43,481.72 = 17,168.24/x
  3. Step 3: Cross multiply
    31,508.48x = 43,481.72 × 17,168.24
  4. Step 4: Simplify right side
    31,508.48x = 746,504,604.57
  5. Step 5: Solve for x
    x = 746,504,604.57/31,508.48
  6. Step 6: Final answer
    x = 23,692.18

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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.