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Finding the Fourth Proportional to 18,148.17, 27,229.96 and 8,795.15

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Solution

The fourth proportional to 18,148.17, 27,229.96 and 8,795.15 is: 13,196.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.17 : 27,229.96 = 8,795.15 : x
  2. Step 2: Convert to fraction form
    18,148.17/27,229.96 = 8,795.15/x
  3. Step 3: Cross multiply
    18,148.17x = 27,229.96 × 8,795.15
  4. Step 4: Simplify right side
    18,148.17x = 239,491,582.69
  5. Step 5: Solve for x
    x = 239,491,582.69/18,148.17
  6. Step 6: Final answer
    x = 13,196.46

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1.5x scale

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.