Home / 36,107.98-49,828.09-19,974.87

Finding the Fourth Proportional to 36,107.98, 49,828.09 and 19,974.87

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Solution

The fourth proportional to 36,107.98, 49,828.09 and 19,974.87 is: 27,564.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,107.98 : 49,828.09 = 19,974.87 : x
  2. Step 2: Convert to fraction form
    36,107.98/49,828.09 = 19,974.87/x
  3. Step 3: Cross multiply
    36,107.98x = 49,828.09 × 19,974.87
  4. Step 4: Simplify right side
    36,107.98x = 995,309,620.10
  5. Step 5: Solve for x
    x = 995,309,620.10/36,107.98
  6. Step 6: Final answer
    x = 27,564.81

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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.