Home / 39,635.20-54,733.60-25,512.56

Finding the Fourth Proportional to 39,635.20, 54,733.60 and 25,512.56

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Solution

The fourth proportional to 39,635.20, 54,733.60 and 25,512.56 is: 35,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,635.20 : 54,733.60 = 25,512.56 : x
  2. Step 2: Convert to fraction form
    39,635.20/54,733.60 = 25,512.56/x
  3. Step 3: Cross multiply
    39,635.20x = 54,733.60 × 25,512.56
  4. Step 4: Simplify right side
    39,635.20x = 1,396,394,254.02
  5. Step 5: Solve for x
    x = 1,396,394,254.02/39,635.20
  6. Step 6: Final answer
    x = 35,231.16

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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.