Home / 19,269.44-28,906.09-5,229.70

Finding the Fourth Proportional to 19,269.44, 28,906.09 and 5,229.70

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Solution

The fourth proportional to 19,269.44, 28,906.09 and 5,229.70 is: 7,845.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269.44 : 28,906.09 = 5,229.70 : x
  2. Step 2: Convert to fraction form
    19,269.44/28,906.09 = 5,229.70/x
  3. Step 3: Cross multiply
    19,269.44x = 28,906.09 × 5,229.70
  4. Step 4: Simplify right side
    19,269.44x = 151,170,093.53
  5. Step 5: Solve for x
    x = 151,170,093.53/19,269.44
  6. Step 6: Final answer
    x = 7,845.07

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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.