Home / 18,845.92-28,268.97-11,049.26

Finding the Fourth Proportional to 18,845.92, 28,268.97 and 11,049.26

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Solution

The fourth proportional to 18,845.92, 28,268.97 and 11,049.26 is: 16,573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845.92 : 28,268.97 = 11,049.26 : x
  2. Step 2: Convert to fraction form
    18,845.92/28,268.97 = 11,049.26/x
  3. Step 3: Cross multiply
    18,845.92x = 28,268.97 × 11,049.26
  4. Step 4: Simplify right side
    18,845.92x = 312,351,199.46
  5. Step 5: Solve for x
    x = 312,351,199.46/18,845.92
  6. Step 6: Final answer
    x = 16,573.95

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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.