Home / 11,840.91-17,744.43-8,696.25

Finding the Fourth Proportional to 11,840.91, 17,744.43 and 8,696.25

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Solution

The fourth proportional to 11,840.91, 17,744.43 and 8,696.25 is: 13,031.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.91 : 17,744.43 = 8,696.25 : x
  2. Step 2: Convert to fraction form
    11,840.91/17,744.43 = 8,696.25/x
  3. Step 3: Cross multiply
    11,840.91x = 17,744.43 × 8,696.25
  4. Step 4: Simplify right side
    11,840.91x = 154,309,999.39
  5. Step 5: Solve for x
    x = 154,309,999.39/11,840.91
  6. Step 6: Final answer
    x = 13,031.94

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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.