Home / 40,114.20-55,359.64-22,211.18

Finding the Fourth Proportional to 40,114.20, 55,359.64 and 22,211.18

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Solution

The fourth proportional to 40,114.20, 55,359.64 and 22,211.18 is: 30,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,114.20 : 55,359.64 = 22,211.18 : x
  2. Step 2: Convert to fraction form
    40,114.20/55,359.64 = 22,211.18/x
  3. Step 3: Cross multiply
    40,114.20x = 55,359.64 × 22,211.18
  4. Step 4: Simplify right side
    40,114.20x = 1,229,602,540.92
  5. Step 5: Solve for x
    x = 1,229,602,540.92/40,114.20
  6. Step 6: Final answer
    x = 30,652.55

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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.