Home / 22,286.96-33,418.11-9,148.58

Finding the Fourth Proportional to 22,286.96, 33,418.11 and 9,148.58

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Solution

The fourth proportional to 22,286.96, 33,418.11 and 9,148.58 is: 13,717.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286.96 : 33,418.11 = 9,148.58 : x
  2. Step 2: Convert to fraction form
    22,286.96/33,418.11 = 9,148.58/x
  3. Step 3: Cross multiply
    22,286.96x = 33,418.11 × 9,148.58
  4. Step 4: Simplify right side
    22,286.96x = 305,728,252.78
  5. Step 5: Solve for x
    x = 305,728,252.78/22,286.96
  6. Step 6: Final answer
    x = 13,717.81

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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.