Home / 33,338.26-45,992.94-21,850.03

Finding the Fourth Proportional to 33,338.26, 45,992.94 and 21,850.03

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Solution

The fourth proportional to 33,338.26, 45,992.94 and 21,850.03 is: 30,143.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,338.26 : 45,992.94 = 21,850.03 : x
  2. Step 2: Convert to fraction form
    33,338.26/45,992.94 = 21,850.03/x
  3. Step 3: Cross multiply
    33,338.26x = 45,992.94 × 21,850.03
  4. Step 4: Simplify right side
    33,338.26x = 1,004,947,118.79
  5. Step 5: Solve for x
    x = 1,004,947,118.79/33,338.26
  6. Step 6: Final answer
    x = 30,143.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.