Home / 33,109.19-49,694.99-12,069.57

Finding the Fourth Proportional to 33,109.19, 49,694.99 and 12,069.57

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Solution

The fourth proportional to 33,109.19, 49,694.99 and 12,069.57 is: 18,115.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,109.19 : 49,694.99 = 12,069.57 : x
  2. Step 2: Convert to fraction form
    33,109.19/49,694.99 = 12,069.57/x
  3. Step 3: Cross multiply
    33,109.19x = 49,694.99 × 12,069.57
  4. Step 4: Simplify right side
    33,109.19x = 599,797,100.11
  5. Step 5: Solve for x
    x = 599,797,100.11/33,109.19
  6. Step 6: Final answer
    x = 18,115.73

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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.