Home / 12,351.26-17,044.64-6,685.90

Finding the Fourth Proportional to 12,351.26, 17,044.64 and 6,685.90

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Solution

The fourth proportional to 12,351.26, 17,044.64 and 6,685.90 is: 9,226.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351.26 : 17,044.64 = 6,685.90 : x
  2. Step 2: Convert to fraction form
    12,351.26/17,044.64 = 6,685.90/x
  3. Step 3: Cross multiply
    12,351.26x = 17,044.64 × 6,685.90
  4. Step 4: Simplify right side
    12,351.26x = 113,958,758.58
  5. Step 5: Solve for x
    x = 113,958,758.58/12,351.26
  6. Step 6: Final answer
    x = 9,226.49

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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.