Home / 12,268.26-16,929.90-6,679.26

Finding the Fourth Proportional to 12,268.26, 16,929.90 and 6,679.26

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Solution

The fourth proportional to 12,268.26, 16,929.90 and 6,679.26 is: 9,217.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268.26 : 16,929.90 = 6,679.26 : x
  2. Step 2: Convert to fraction form
    12,268.26/16,929.90 = 6,679.26/x
  3. Step 3: Cross multiply
    12,268.26x = 16,929.90 × 6,679.26
  4. Step 4: Simplify right side
    12,268.26x = 113,079,203.87
  5. Step 5: Solve for x
    x = 113,079,203.87/12,268.26
  6. Step 6: Final answer
    x = 9,217.22

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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.