Home / 40,191.12-55,466.24-22,286.13

Finding the Fourth Proportional to 40,191.12, 55,466.24 and 22,286.13

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Solution

The fourth proportional to 40,191.12, 55,466.24 and 22,286.13 is: 30,756.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.12 : 55,466.24 = 22,286.13 : x
  2. Step 2: Convert to fraction form
    40,191.12/55,466.24 = 22,286.13/x
  3. Step 3: Cross multiply
    40,191.12x = 55,466.24 × 22,286.13
  4. Step 4: Simplify right side
    40,191.12x = 1,236,127,723.82
  5. Step 5: Solve for x
    x = 1,236,127,723.82/40,191.12
  6. Step 6: Final answer
    x = 30,756.24

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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.