Home / 31,498.20-43,467.03-17,351.55

Finding the Fourth Proportional to 31,498.20, 43,467.03 and 17,351.55

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Solution

The fourth proportional to 31,498.20, 43,467.03 and 17,351.55 is: 23,944.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,498.20 : 43,467.03 = 17,351.55 : x
  2. Step 2: Convert to fraction form
    31,498.20/43,467.03 = 17,351.55/x
  3. Step 3: Cross multiply
    31,498.20x = 43,467.03 × 17,351.55
  4. Step 4: Simplify right side
    31,498.20x = 754,220,344.40
  5. Step 5: Solve for x
    x = 754,220,344.40/31,498.20
  6. Step 6: Final answer
    x = 23,944.87

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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.