Home / 39,245.28-54,170.16-22,489.44

Finding the Fourth Proportional to 39,245.28, 54,170.16 and 22,489.44

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Solution

The fourth proportional to 39,245.28, 54,170.16 and 22,489.44 is: 31,042.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245.28 : 54,170.16 = 22,489.44 : x
  2. Step 2: Convert to fraction form
    39,245.28/54,170.16 = 22,489.44/x
  3. Step 3: Cross multiply
    39,245.28x = 54,170.16 × 22,489.44
  4. Step 4: Simplify right side
    39,245.28x = 1,218,256,563.11
  5. Step 5: Solve for x
    x = 1,218,256,563.11/39,245.28
  6. Step 6: Final answer
    x = 31,042.12

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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.