Home / 39,164.28-54,042.48-22,170.48

Finding the Fourth Proportional to 39,164.28, 54,042.48 and 22,170.48

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Solution

The fourth proportional to 39,164.28, 54,042.48 and 22,170.48 is: 30,592.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,164.28 : 54,042.48 = 22,170.48 : x
  2. Step 2: Convert to fraction form
    39,164.28/54,042.48 = 22,170.48/x
  3. Step 3: Cross multiply
    39,164.28x = 54,042.48 × 22,170.48
  4. Step 4: Simplify right side
    39,164.28x = 1,198,147,721.99
  5. Step 5: Solve for x
    x = 1,198,147,721.99/39,164.28
  6. Step 6: Final answer
    x = 30,592.87

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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.