Home / 27,896.00-38,487.12-15,794.83

Finding the Fourth Proportional to 27,896.00, 38,487.12 and 15,794.83

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Solution

The fourth proportional to 27,896.00, 38,487.12 and 15,794.83 is: 21,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,896.00 : 38,487.12 = 15,794.83 : x
  2. Step 2: Convert to fraction form
    27,896.00/38,487.12 = 15,794.83/x
  3. Step 3: Cross multiply
    27,896.00x = 38,487.12 × 15,794.83
  4. Step 4: Simplify right side
    27,896.00x = 607,897,506.47
  5. Step 5: Solve for x
    x = 607,897,506.47/27,896.00
  6. Step 6: Final answer
    x = 21,791.56

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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.