Home / 27,861.49-41,793.92-11,221.52

Finding the Fourth Proportional to 27,861.49, 41,793.92 and 11,221.52

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Solution

The fourth proportional to 27,861.49, 41,793.92 and 11,221.52 is: 16,832.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,861.49 : 41,793.92 = 11,221.52 : x
  2. Step 2: Convert to fraction form
    27,861.49/41,793.92 = 11,221.52/x
  3. Step 3: Cross multiply
    27,861.49x = 41,793.92 × 11,221.52
  4. Step 4: Simplify right side
    27,861.49x = 468,991,309.16
  5. Step 5: Solve for x
    x = 468,991,309.16/27,861.49
  6. Step 6: Final answer
    x = 16,832.96

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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.