Home / 17,940.33-26,910.51-8,578.14

Finding the Fourth Proportional to 17,940.33, 26,910.51 and 8,578.14

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Solution

The fourth proportional to 17,940.33, 26,910.51 and 8,578.14 is: 12,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,940.33 : 26,910.51 = 8,578.14 : x
  2. Step 2: Convert to fraction form
    17,940.33/26,910.51 = 8,578.14/x
  3. Step 3: Cross multiply
    17,940.33x = 26,910.51 × 8,578.14
  4. Step 4: Simplify right side
    17,940.33x = 230,842,122.25
  5. Step 5: Solve for x
    x = 230,842,122.25/17,940.33
  6. Step 6: Final answer
    x = 12,867.22

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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.