Home / 27,789.85-41,687.51-9,069.13

Finding the Fourth Proportional to 27,789.85, 41,687.51 and 9,069.13

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Solution

The fourth proportional to 27,789.85, 41,687.51 and 9,069.13 is: 13,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789.85 : 41,687.51 = 9,069.13 : x
  2. Step 2: Convert to fraction form
    27,789.85/41,687.51 = 9,069.13/x
  3. Step 3: Cross multiply
    27,789.85x = 41,687.51 × 9,069.13
  4. Step 4: Simplify right side
    27,789.85x = 378,069,447.57
  5. Step 5: Solve for x
    x = 378,069,447.57/27,789.85
  6. Step 6: Final answer
    x = 13,604.59

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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.