Home / 32,138.91-44,371.40-25,451.55

Finding the Fourth Proportional to 32,138.91, 44,371.40 and 25,451.55

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Solution

The fourth proportional to 32,138.91, 44,371.40 and 25,451.55 is: 35,138.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,138.91 : 44,371.40 = 25,451.55 : x
  2. Step 2: Convert to fraction form
    32,138.91/44,371.40 = 25,451.55/x
  3. Step 3: Cross multiply
    32,138.91x = 44,371.40 × 25,451.55
  4. Step 4: Simplify right side
    32,138.91x = 1,129,320,778.41
  5. Step 5: Solve for x
    x = 1,129,320,778.41/32,138.91
  6. Step 6: Final answer
    x = 35,138.74

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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.