Home / 12,414.86-17,126.60-7,376.25

Finding the Fourth Proportional to 12,414.86, 17,126.60 and 7,376.25

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Solution

The fourth proportional to 12,414.86, 17,126.60 and 7,376.25 is: 10,175.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.86 : 17,126.60 = 7,376.25 : x
  2. Step 2: Convert to fraction form
    12,414.86/17,126.60 = 7,376.25/x
  3. Step 3: Cross multiply
    12,414.86x = 17,126.60 × 7,376.25
  4. Step 4: Simplify right side
    12,414.86x = 126,330,083.25
  5. Step 5: Solve for x
    x = 126,330,083.25/12,414.86
  6. Step 6: Final answer
    x = 10,175.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.