Home / 31,340.99-43,251.69-17,194.25

Finding the Fourth Proportional to 31,340.99, 43,251.69 and 17,194.25

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Solution

The fourth proportional to 31,340.99, 43,251.69 and 17,194.25 is: 23,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,340.99 : 43,251.69 = 17,194.25 : x
  2. Step 2: Convert to fraction form
    31,340.99/43,251.69 = 17,194.25/x
  3. Step 3: Cross multiply
    31,340.99x = 43,251.69 × 17,194.25
  4. Step 4: Simplify right side
    31,340.99x = 743,680,370.78
  5. Step 5: Solve for x
    x = 743,680,370.78/31,340.99
  6. Step 6: Final answer
    x = 23,728.68

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Half scale
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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.