Home / 27,104.38-37,403.19-15,004.12

Finding the Fourth Proportional to 27,104.38, 37,403.19 and 15,004.12

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Solution

The fourth proportional to 27,104.38, 37,403.19 and 15,004.12 is: 20,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,104.38 : 37,403.19 = 15,004.12 : x
  2. Step 2: Convert to fraction form
    27,104.38/37,403.19 = 15,004.12/x
  3. Step 3: Cross multiply
    27,104.38x = 37,403.19 × 15,004.12
  4. Step 4: Simplify right side
    27,104.38x = 561,201,951.14
  5. Step 5: Solve for x
    x = 561,201,951.14/27,104.38
  6. Step 6: Final answer
    x = 20,705.21

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Half scale
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Double scale
Find fourth proportional to 27,105.38, 37,404.57 and 15,005.12
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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.