Home / 40,197.96-55,474.20-22,295.88

Finding the Fourth Proportional to 40,197.96, 55,474.20 and 22,295.88

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Solution

The fourth proportional to 40,197.96, 55,474.20 and 22,295.88 is: 30,768.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,197.96 : 55,474.20 = 22,295.88 : x
  2. Step 2: Convert to fraction form
    40,197.96/55,474.20 = 22,295.88/x
  3. Step 3: Cross multiply
    40,197.96x = 55,474.20 × 22,295.88
  4. Step 4: Simplify right side
    40,197.96x = 1,236,846,106.30
  5. Step 5: Solve for x
    x = 1,236,846,106.30/40,197.96
  6. Step 6: Final answer
    x = 30,768.88

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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.