Home / 40,276.22-55,601.39-25,177.28

Finding the Fourth Proportional to 40,276.22, 55,601.39 and 25,177.28

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Solution

The fourth proportional to 40,276.22, 55,601.39 and 25,177.28 is: 34,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.22 : 55,601.39 = 25,177.28 : x
  2. Step 2: Convert to fraction form
    40,276.22/55,601.39 = 25,177.28/x
  3. Step 3: Cross multiply
    40,276.22x = 55,601.39 × 25,177.28
  4. Step 4: Simplify right side
    40,276.22x = 1,399,891,764.42
  5. Step 5: Solve for x
    x = 1,399,891,764.42/40,276.22
  6. Step 6: Final answer
    x = 34,757.28

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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.