Home / 31,595.80-43,601.92-17,255.56

Finding the Fourth Proportional to 31,595.80, 43,601.92 and 17,255.56

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Solution

The fourth proportional to 31,595.80, 43,601.92 and 17,255.56 is: 23,812.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,595.80 : 43,601.92 = 17,255.56 : x
  2. Step 2: Convert to fraction form
    31,595.80/43,601.92 = 17,255.56/x
  3. Step 3: Cross multiply
    31,595.80x = 43,601.92 × 17,255.56
  4. Step 4: Simplify right side
    31,595.80x = 752,375,546.68
  5. Step 5: Solve for x
    x = 752,375,546.68/31,595.80
  6. Step 6: Final answer
    x = 23,812.52

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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.