Home / 27,684.44-38,204.56-15,109.19

Finding the Fourth Proportional to 27,684.44, 38,204.56 and 15,109.19

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Solution

The fourth proportional to 27,684.44, 38,204.56 and 15,109.19 is: 20,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,684.44 : 38,204.56 = 15,109.19 : x
  2. Step 2: Convert to fraction form
    27,684.44/38,204.56 = 15,109.19/x
  3. Step 3: Cross multiply
    27,684.44x = 38,204.56 × 15,109.19
  4. Step 4: Simplify right side
    27,684.44x = 577,239,955.91
  5. Step 5: Solve for x
    x = 577,239,955.91/27,684.44
  6. Step 6: Final answer
    x = 20,850.70

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Half scale
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Double scale
Find fourth proportional to 27,685.44, 38,205.94 and 15,110.19
Similar ratio
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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.