Home / 22,289.72-33,438.96-8,249.87

Finding the Fourth Proportional to 22,289.72, 33,438.96 and 8,249.87

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Solution

The fourth proportional to 22,289.72, 33,438.96 and 8,249.87 is: 12,376.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,289.72 : 33,438.96 = 8,249.87 : x
  2. Step 2: Convert to fraction form
    22,289.72/33,438.96 = 8,249.87/x
  3. Step 3: Cross multiply
    22,289.72x = 33,438.96 × 8,249.87
  4. Step 4: Simplify right side
    22,289.72x = 275,867,093.56
  5. Step 5: Solve for x
    x = 275,867,093.56/22,289.72
  6. Step 6: Final answer
    x = 12,376.43

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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.