Home / 40,190.35-55,463.36-22,286.11

Finding the Fourth Proportional to 40,190.35, 55,463.36 and 22,286.11

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Solution

The fourth proportional to 40,190.35, 55,463.36 and 22,286.11 is: 30,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,190.35 : 55,463.36 = 22,286.11 : x
  2. Step 2: Convert to fraction form
    40,190.35/55,463.36 = 22,286.11/x
  3. Step 3: Cross multiply
    40,190.35x = 55,463.36 × 22,286.11
  4. Step 4: Simplify right side
    40,190.35x = 1,236,062,541.93
  5. Step 5: Solve for x
    x = 1,236,062,541.93/40,190.35
  6. Step 6: Final answer
    x = 30,755.21

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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.