Home / 31,481.28-43,444.17-17,334.14

Finding the Fourth Proportional to 31,481.28, 43,444.17 and 17,334.14

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Solution

The fourth proportional to 31,481.28, 43,444.17 and 17,334.14 is: 23,921.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,481.28 : 43,444.17 = 17,334.14 : x
  2. Step 2: Convert to fraction form
    31,481.28/43,444.17 = 17,334.14/x
  3. Step 3: Cross multiply
    31,481.28x = 43,444.17 × 17,334.14
  4. Step 4: Simplify right side
    31,481.28x = 753,067,107.74
  5. Step 5: Solve for x
    x = 753,067,107.74/31,481.28
  6. Step 6: Final answer
    x = 23,921.11

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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.