Home / 33,121.08-49,680.30-10,933.80

Finding the Fourth Proportional to 33,121.08, 49,680.30 and 10,933.80

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Solution

The fourth proportional to 33,121.08, 49,680.30 and 10,933.80 is: 16,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,121.08 : 49,680.30 = 10,933.80 : x
  2. Step 2: Convert to fraction form
    33,121.08/49,680.30 = 10,933.80/x
  3. Step 3: Cross multiply
    33,121.08x = 49,680.30 × 10,933.80
  4. Step 4: Simplify right side
    33,121.08x = 543,194,464.14
  5. Step 5: Solve for x
    x = 543,194,464.14/33,121.08
  6. Step 6: Final answer
    x = 16,400.26

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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.