Home / 20,244.67-27,937.69-11,292.75

Finding the Fourth Proportional to 20,244.67, 27,937.69 and 11,292.75

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Solution

The fourth proportional to 20,244.67, 27,937.69 and 11,292.75 is: 15,584.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.67 : 27,937.69 = 11,292.75 : x
  2. Step 2: Convert to fraction form
    20,244.67/27,937.69 = 11,292.75/x
  3. Step 3: Cross multiply
    20,244.67x = 27,937.69 × 11,292.75
  4. Step 4: Simplify right side
    20,244.67x = 315,493,348.75
  5. Step 5: Solve for x
    x = 315,493,348.75/20,244.67
  6. Step 6: Final answer
    x = 15,584.02

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Double scale
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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.