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Finding the Fourth Proportional to 18,524.48, 27,788.48 and 6,834.88

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Solution

The fourth proportional to 18,524.48, 27,788.48 and 6,834.88 is: 10,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.48 : 27,788.48 = 6,834.88 : x
  2. Step 2: Convert to fraction form
    18,524.48/27,788.48 = 6,834.88/x
  3. Step 3: Cross multiply
    18,524.48x = 27,788.48 × 6,834.88
  4. Step 4: Simplify right side
    18,524.48x = 189,930,926.18
  5. Step 5: Solve for x
    x = 189,930,926.18/18,524.48
  6. Step 6: Final answer
    x = 10,252.97

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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.