Home / 31,342.82-43,252.34-17,195.54

Finding the Fourth Proportional to 31,342.82, 43,252.34 and 17,195.54

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Solution

The fourth proportional to 31,342.82, 43,252.34 and 17,195.54 is: 23,729.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,342.82 : 43,252.34 = 17,195.54 : x
  2. Step 2: Convert to fraction form
    31,342.82/43,252.34 = 17,195.54/x
  3. Step 3: Cross multiply
    31,342.82x = 43,252.34 × 17,195.54
  4. Step 4: Simplify right side
    31,342.82x = 743,747,342.56
  5. Step 5: Solve for x
    x = 743,747,342.56/31,342.82
  6. Step 6: Final answer
    x = 23,729.43

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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.