Home / 33,330.80-49,998.78-11,144.27

Finding the Fourth Proportional to 33,330.80, 49,998.78 and 11,144.27

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Solution

The fourth proportional to 33,330.80, 49,998.78 and 11,144.27 is: 16,717.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.80 : 49,998.78 = 11,144.27 : x
  2. Step 2: Convert to fraction form
    33,330.80/49,998.78 = 11,144.27/x
  3. Step 3: Cross multiply
    33,330.80x = 49,998.78 × 11,144.27
  4. Step 4: Simplify right side
    33,330.80x = 557,200,028.99
  5. Step 5: Solve for x
    x = 557,200,028.99/33,330.80
  6. Step 6: Final answer
    x = 16,717.27

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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.