Home / 40,198.33-55,470.03-22,293.28

Finding the Fourth Proportional to 40,198.33, 55,470.03 and 22,293.28

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Solution

The fourth proportional to 40,198.33, 55,470.03 and 22,293.28 is: 30,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,198.33 : 55,470.03 = 22,293.28 : x
  2. Step 2: Convert to fraction form
    40,198.33/55,470.03 = 22,293.28/x
  3. Step 3: Cross multiply
    40,198.33x = 55,470.03 × 22,293.28
  4. Step 4: Simplify right side
    40,198.33x = 1,236,608,910.40
  5. Step 5: Solve for x
    x = 1,236,608,910.40/40,198.33
  6. Step 6: Final answer
    x = 30,762.69

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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.