Home / 40,016.70-55,226.90-22,112.91

Finding the Fourth Proportional to 40,016.70, 55,226.90 and 22,112.91

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Solution

The fourth proportional to 40,016.70, 55,226.90 and 22,112.91 is: 30,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,016.70 : 55,226.90 = 22,112.91 : x
  2. Step 2: Convert to fraction form
    40,016.70/55,226.90 = 22,112.91/x
  3. Step 3: Cross multiply
    40,016.70x = 55,226.90 × 22,112.91
  4. Step 4: Simplify right side
    40,016.70x = 1,221,227,524.56
  5. Step 5: Solve for x
    x = 1,221,227,524.56/40,016.70
  6. Step 6: Final answer
    x = 30,517.95

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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.