Home / 27,798.72-41,689.37-9,074.49

Finding the Fourth Proportional to 27,798.72, 41,689.37 and 9,074.49

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Solution

The fourth proportional to 27,798.72, 41,689.37 and 9,074.49 is: 13,608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798.72 : 41,689.37 = 9,074.49 : x
  2. Step 2: Convert to fraction form
    27,798.72/41,689.37 = 9,074.49/x
  3. Step 3: Cross multiply
    27,798.72x = 41,689.37 × 9,074.49
  4. Step 4: Simplify right side
    27,798.72x = 378,309,517.35
  5. Step 5: Solve for x
    x = 378,309,517.35/27,798.72
  6. Step 6: Final answer
    x = 13,608.89

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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.