Home / 27,717.25-41,578.60-7,453.75

Finding the Fourth Proportional to 27,717.25, 41,578.60 and 7,453.75

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Solution

The fourth proportional to 27,717.25, 41,578.60 and 7,453.75 is: 11,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,717.25 : 41,578.60 = 7,453.75 : x
  2. Step 2: Convert to fraction form
    27,717.25/41,578.60 = 7,453.75/x
  3. Step 3: Cross multiply
    27,717.25x = 41,578.60 × 7,453.75
  4. Step 4: Simplify right side
    27,717.25x = 309,916,489.75
  5. Step 5: Solve for x
    x = 309,916,489.75/27,717.25
  6. Step 6: Final answer
    x = 11,181.36

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1.5x scale

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.