Home / 40,110-55,351.92-22,206.24

Finding the Fourth Proportional to 40,110, 55,351.92 and 22,206.24

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Solution

The fourth proportional to 40,110, 55,351.92 and 22,206.24 is: 30,644.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,110 : 55,351.92 = 22,206.24 : x
  2. Step 2: Convert to fraction form
    40,110/55,351.92 = 22,206.24/x
  3. Step 3: Cross multiply
    40,110x = 55,351.92 × 22,206.24
  4. Step 4: Simplify right side
    40,110x = 1,229,158,019.98
  5. Step 5: Solve for x
    x = 1,229,158,019.98/40,110
  6. Step 6: Final answer
    x = 30,644.68

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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.