Home / 27,806.96-41,709.92-11,170.80

Finding the Fourth Proportional to 27,806.96, 41,709.92 and 11,170.80

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Solution

The fourth proportional to 27,806.96, 41,709.92 and 11,170.80 is: 16,755.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,806.96 : 41,709.92 = 11,170.80 : x
  2. Step 2: Convert to fraction form
    27,806.96/41,709.92 = 11,170.80/x
  3. Step 3: Cross multiply
    27,806.96x = 41,709.92 × 11,170.80
  4. Step 4: Simplify right side
    27,806.96x = 465,933,174.34
  5. Step 5: Solve for x
    x = 465,933,174.34/27,806.96
  6. Step 6: Final answer
    x = 16,755.99

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1.5x scale

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.