Home / 27,879.39-41,786.69-10,338.03

Finding the Fourth Proportional to 27,879.39, 41,786.69 and 10,338.03

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Solution

The fourth proportional to 27,879.39, 41,786.69 and 10,338.03 is: 15,495.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,879.39 : 41,786.69 = 10,338.03 : x
  2. Step 2: Convert to fraction form
    27,879.39/41,786.69 = 10,338.03/x
  3. Step 3: Cross multiply
    27,879.39x = 41,786.69 × 10,338.03
  4. Step 4: Simplify right side
    27,879.39x = 431,992,003.13
  5. Step 5: Solve for x
    x = 431,992,003.13/27,879.39
  6. Step 6: Final answer
    x = 15,495.03

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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.