Home / 42,183.45-63,251.20-17,194.23

Finding the Fourth Proportional to 42,183.45, 63,251.20 and 17,194.23

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Solution

The fourth proportional to 42,183.45, 63,251.20 and 17,194.23 is: 25,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,183.45 : 63,251.20 = 17,194.23 : x
  2. Step 2: Convert to fraction form
    42,183.45/63,251.20 = 17,194.23/x
  3. Step 3: Cross multiply
    42,183.45x = 63,251.20 × 17,194.23
  4. Step 4: Simplify right side
    42,183.45x = 1,087,555,680.58
  5. Step 5: Solve for x
    x = 1,087,555,680.58/42,183.45
  6. Step 6: Final answer
    x = 25,781.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.