Home / 40,137.26-55,384.92-22,227.75

Finding the Fourth Proportional to 40,137.26, 55,384.92 and 22,227.75

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Solution

The fourth proportional to 40,137.26, 55,384.92 and 22,227.75 is: 30,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,137.26 : 55,384.92 = 22,227.75 : x
  2. Step 2: Convert to fraction form
    40,137.26/55,384.92 = 22,227.75/x
  3. Step 3: Cross multiply
    40,137.26x = 55,384.92 × 22,227.75
  4. Step 4: Simplify right side
    40,137.26x = 1,231,082,155.53
  5. Step 5: Solve for x
    x = 1,231,082,155.53/40,137.26
  6. Step 6: Final answer
    x = 30,671.81

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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.