Home / 49,286.78-73,929.08-13,747.16

Finding the Fourth Proportional to 49,286.78, 73,929.08 and 13,747.16

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Solution

The fourth proportional to 49,286.78, 73,929.08 and 13,747.16 is: 20,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,286.78 : 73,929.08 = 13,747.16 : x
  2. Step 2: Convert to fraction form
    49,286.78/73,929.08 = 13,747.16/x
  3. Step 3: Cross multiply
    49,286.78x = 73,929.08 × 13,747.16
  4. Step 4: Simplify right side
    49,286.78x = 1,016,314,891.41
  5. Step 5: Solve for x
    x = 1,016,314,891.41/49,286.78
  6. Step 6: Final answer
    x = 20,620.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.