Home / 27,918.14-41,877.88-8,196.66

Finding the Fourth Proportional to 27,918.14, 41,877.88 and 8,196.66

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Solution

The fourth proportional to 27,918.14, 41,877.88 and 8,196.66 is: 12,295.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,918.14 : 41,877.88 = 8,196.66 : x
  2. Step 2: Convert to fraction form
    27,918.14/41,877.88 = 8,196.66/x
  3. Step 3: Cross multiply
    27,918.14x = 41,877.88 × 8,196.66
  4. Step 4: Simplify right side
    27,918.14x = 343,258,723.39
  5. Step 5: Solve for x
    x = 343,258,723.39/27,918.14
  6. Step 6: Final answer
    x = 12,295.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.