Home / 40,026.82-55,236.22-22,121.44

Finding the Fourth Proportional to 40,026.82, 55,236.22 and 22,121.44

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Solution

The fourth proportional to 40,026.82, 55,236.22 and 22,121.44 is: 30,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,026.82 : 55,236.22 = 22,121.44 : x
  2. Step 2: Convert to fraction form
    40,026.82/55,236.22 = 22,121.44/x
  3. Step 3: Cross multiply
    40,026.82x = 55,236.22 × 22,121.44
  4. Step 4: Simplify right side
    40,026.82x = 1,221,904,726.56
  5. Step 5: Solve for x
    x = 1,221,904,726.56/40,026.82
  6. Step 6: Final answer
    x = 30,527.15

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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.