Home / 40,327.30-55,651.38-22,422.16

Finding the Fourth Proportional to 40,327.30, 55,651.38 and 22,422.16

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Solution

The fourth proportional to 40,327.30, 55,651.38 and 22,422.16 is: 30,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,327.30 : 55,651.38 = 22,422.16 : x
  2. Step 2: Convert to fraction form
    40,327.30/55,651.38 = 22,422.16/x
  3. Step 3: Cross multiply
    40,327.30x = 55,651.38 × 22,422.16
  4. Step 4: Simplify right side
    40,327.30x = 1,247,824,146.58
  5. Step 5: Solve for x
    x = 1,247,824,146.58/40,327.30
  6. Step 6: Final answer
    x = 30,942.42

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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.