Home / 40,131.40-55,380.66-22,227.16

Finding the Fourth Proportional to 40,131.40, 55,380.66 and 22,227.16

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Solution

The fourth proportional to 40,131.40, 55,380.66 and 22,227.16 is: 30,673.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,131.40 : 55,380.66 = 22,227.16 : x
  2. Step 2: Convert to fraction form
    40,131.40/55,380.66 = 22,227.16/x
  3. Step 3: Cross multiply
    40,131.40x = 55,380.66 × 22,227.16
  4. Step 4: Simplify right side
    40,131.40x = 1,230,954,790.73
  5. Step 5: Solve for x
    x = 1,230,954,790.73/40,131.40
  6. Step 6: Final answer
    x = 30,673.11

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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.