Home / 11,769.71-17,638.17-8,844.60

Finding the Fourth Proportional to 11,769.71, 17,638.17 and 8,844.60

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Solution

The fourth proportional to 11,769.71, 17,638.17 and 8,844.60 is: 13,254.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.71 : 17,638.17 = 8,844.60 : x
  2. Step 2: Convert to fraction form
    11,769.71/17,638.17 = 8,844.60/x
  3. Step 3: Cross multiply
    11,769.71x = 17,638.17 × 8,844.60
  4. Step 4: Simplify right side
    11,769.71x = 156,002,525.21
  5. Step 5: Solve for x
    x = 156,002,525.21/11,769.71
  6. Step 6: Final answer
    x = 13,254.57

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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.