Home / 40,448.44-55,819.13-22,544.61

Finding the Fourth Proportional to 40,448.44, 55,819.13 and 22,544.61

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Solution

The fourth proportional to 40,448.44, 55,819.13 and 22,544.61 is: 31,111.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,448.44 : 55,819.13 = 22,544.61 : x
  2. Step 2: Convert to fraction form
    40,448.44/55,819.13 = 22,544.61/x
  3. Step 3: Cross multiply
    40,448.44x = 55,819.13 × 22,544.61
  4. Step 4: Simplify right side
    40,448.44x = 1,258,420,516.39
  5. Step 5: Solve for x
    x = 1,258,420,516.39/40,448.44
  6. Step 6: Final answer
    x = 31,111.72

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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.