Home / 40,191.71-55,464.46-22,286.25

Finding the Fourth Proportional to 40,191.71, 55,464.46 and 22,286.25

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Solution

The fourth proportional to 40,191.71, 55,464.46 and 22,286.25 is: 30,754.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.71 : 55,464.46 = 22,286.25 : x
  2. Step 2: Convert to fraction form
    40,191.71/55,464.46 = 22,286.25/x
  3. Step 3: Cross multiply
    40,191.71x = 55,464.46 × 22,286.25
  4. Step 4: Simplify right side
    40,191.71x = 1,236,094,821.68
  5. Step 5: Solve for x
    x = 1,236,094,821.68/40,191.71
  6. Step 6: Final answer
    x = 30,754.97

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Double 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.