Home / 22,286.79-33,380.91-9,099.18

Finding the Fourth Proportional to 22,286.79, 33,380.91 and 9,099.18

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Solution

The fourth proportional to 22,286.79, 33,380.91 and 9,099.18 is: 13,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286.79 : 33,380.91 = 9,099.18 : x
  2. Step 2: Convert to fraction form
    22,286.79/33,380.91 = 9,099.18/x
  3. Step 3: Cross multiply
    22,286.79x = 33,380.91 × 9,099.18
  4. Step 4: Simplify right side
    22,286.79x = 303,738,908.65
  5. Step 5: Solve for x
    x = 303,738,908.65/22,286.79
  6. Step 6: Final answer
    x = 13,628.65

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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.