Home / 40,191.89-55,462.11-22,286.24

Finding the Fourth Proportional to 40,191.89, 55,462.11 and 22,286.24

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Solution

The fourth proportional to 40,191.89, 55,462.11 and 22,286.24 is: 30,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.89 : 55,462.11 = 22,286.24 : x
  2. Step 2: Convert to fraction form
    40,191.89/55,462.11 = 22,286.24/x
  3. Step 3: Cross multiply
    40,191.89x = 55,462.11 × 22,286.24
  4. Step 4: Simplify right side
    40,191.89x = 1,236,041,894.37
  5. Step 5: Solve for x
    x = 1,236,041,894.37/40,191.89
  6. Step 6: Final answer
    x = 30,753.52

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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.