Home / 27,429.12-41,150.88-11,843.04

Finding the Fourth Proportional to 27,429.12, 41,150.88 and 11,843.04

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Solution

The fourth proportional to 27,429.12, 41,150.88 and 11,843.04 is: 17,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,429.12 : 41,150.88 = 11,843.04 : x
  2. Step 2: Convert to fraction form
    27,429.12/41,150.88 = 11,843.04/x
  3. Step 3: Cross multiply
    27,429.12x = 41,150.88 × 11,843.04
  4. Step 4: Simplify right side
    27,429.12x = 487,351,517.88
  5. Step 5: Solve for x
    x = 487,351,517.88/27,429.12
  6. Step 6: Final answer
    x = 17,767.67

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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.