Home / 40,245.14-55,535.67-22,340.15

Finding the Fourth Proportional to 40,245.14, 55,535.67 and 22,340.15

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Solution

The fourth proportional to 40,245.14, 55,535.67 and 22,340.15 is: 30,827.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.14 : 55,535.67 = 22,340.15 : x
  2. Step 2: Convert to fraction form
    40,245.14/55,535.67 = 22,340.15/x
  3. Step 3: Cross multiply
    40,245.14x = 55,535.67 × 22,340.15
  4. Step 4: Simplify right side
    40,245.14x = 1,240,675,198.15
  5. Step 5: Solve for x
    x = 1,240,675,198.15/40,245.14
  6. Step 6: Final answer
    x = 30,827.95

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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.