Home / 11,861.52-17,882.34-11,226.48

Finding the Fourth Proportional to 11,861.52, 17,882.34 and 11,226.48

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Solution

The fourth proportional to 11,861.52, 17,882.34 and 11,226.48 is: 16,924.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861.52 : 17,882.34 = 11,226.48 : x
  2. Step 2: Convert to fraction form
    11,861.52/17,882.34 = 11,226.48/x
  3. Step 3: Cross multiply
    11,861.52x = 17,882.34 × 11,226.48
  4. Step 4: Simplify right side
    11,861.52x = 200,755,732.36
  5. Step 5: Solve for x
    x = 200,755,732.36/11,861.52
  6. Step 6: Final answer
    x = 16,924.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.