Home / 40,327.18-55,651.20-22,422.03

Finding the Fourth Proportional to 40,327.18, 55,651.20 and 22,422.03

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Solution

The fourth proportional to 40,327.18, 55,651.20 and 22,422.03 is: 30,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,327.18 : 55,651.20 = 22,422.03 : x
  2. Step 2: Convert to fraction form
    40,327.18/55,651.20 = 22,422.03/x
  3. Step 3: Cross multiply
    40,327.18x = 55,651.20 × 22,422.03
  4. Step 4: Simplify right side
    40,327.18x = 1,247,812,583.16
  5. Step 5: Solve for x
    x = 1,247,812,583.16/40,327.18
  6. Step 6: Final answer
    x = 30,942.22

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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.