Home / 36,078.41-49,787.29-20,162.97

Finding the Fourth Proportional to 36,078.41, 49,787.29 and 20,162.97

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Solution

The fourth proportional to 36,078.41, 49,787.29 and 20,162.97 is: 27,824.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,078.41 : 49,787.29 = 20,162.97 : x
  2. Step 2: Convert to fraction form
    36,078.41/49,787.29 = 20,162.97/x
  3. Step 3: Cross multiply
    36,078.41x = 49,787.29 × 20,162.97
  4. Step 4: Simplify right side
    36,078.41x = 1,003,859,634.65
  5. Step 5: Solve for x
    x = 1,003,859,634.65/36,078.41
  6. Step 6: Final answer
    x = 27,824.39

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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.