Home / 33,076.05-49,620.90-10,890.75

Finding the Fourth Proportional to 33,076.05, 49,620.90 and 10,890.75

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Solution

The fourth proportional to 33,076.05, 49,620.90 and 10,890.75 is: 16,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,076.05 : 49,620.90 = 10,890.75 : x
  2. Step 2: Convert to fraction form
    33,076.05/49,620.90 = 10,890.75/x
  3. Step 3: Cross multiply
    33,076.05x = 49,620.90 × 10,890.75
  4. Step 4: Simplify right side
    33,076.05x = 540,408,816.68
  5. Step 5: Solve for x
    x = 540,408,816.68/33,076.05
  6. Step 6: Final answer
    x = 16,338.37

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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.