Home / 12,044.28-16,608.27-8,272.92

Finding the Fourth Proportional to 12,044.28, 16,608.27 and 8,272.92

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Solution

The fourth proportional to 12,044.28, 16,608.27 and 8,272.92 is: 11,407.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.28 : 16,608.27 = 8,272.92 : x
  2. Step 2: Convert to fraction form
    12,044.28/16,608.27 = 8,272.92/x
  3. Step 3: Cross multiply
    12,044.28x = 16,608.27 × 8,272.92
  4. Step 4: Simplify right side
    12,044.28x = 137,398,889.05
  5. Step 5: Solve for x
    x = 137,398,889.05/12,044.28
  6. Step 6: Final answer
    x = 11,407.81

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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.