Home / 18,236.72-27,348.60-5,753

Finding the Fourth Proportional to 18,236.72, 27,348.60 and 5,753

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Solution

The fourth proportional to 18,236.72, 27,348.60 and 5,753 is: 8,627.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.72 : 27,348.60 = 5,753 : x
  2. Step 2: Convert to fraction form
    18,236.72/27,348.60 = 5,753/x
  3. Step 3: Cross multiply
    18,236.72x = 27,348.60 × 5,753
  4. Step 4: Simplify right side
    18,236.72x = 157,336,495.80
  5. Step 5: Solve for x
    x = 157,336,495.80/18,236.72
  6. Step 6: Final answer
    x = 8,627.46

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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.