Home / 20,037.03-27,650.61-11,084.91

Finding the Fourth Proportional to 20,037.03, 27,650.61 and 11,084.91

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Solution

The fourth proportional to 20,037.03, 27,650.61 and 11,084.91 is: 15,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.03 : 27,650.61 = 11,084.91 : x
  2. Step 2: Convert to fraction form
    20,037.03/27,650.61 = 11,084.91/x
  3. Step 3: Cross multiply
    20,037.03x = 27,650.61 × 11,084.91
  4. Step 4: Simplify right side
    20,037.03x = 306,504,523.30
  5. Step 5: Solve for x
    x = 306,504,523.30/20,037.03
  6. Step 6: Final answer
    x = 15,296.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.