Home / 19,249.56-28,869.33-8,150.54

Finding the Fourth Proportional to 19,249.56, 28,869.33 and 8,150.54

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Solution

The fourth proportional to 19,249.56, 28,869.33 and 8,150.54 is: 12,223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.56 : 28,869.33 = 8,150.54 : x
  2. Step 2: Convert to fraction form
    19,249.56/28,869.33 = 8,150.54/x
  3. Step 3: Cross multiply
    19,249.56x = 28,869.33 × 8,150.54
  4. Step 4: Simplify right side
    19,249.56x = 235,300,628.94
  5. Step 5: Solve for x
    x = 235,300,628.94/19,249.56
  6. Step 6: Final answer
    x = 12,223.69

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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.