Home / 33,286.05-45,923.68-21,961.17

Finding the Fourth Proportional to 33,286.05, 45,923.68 and 21,961.17

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Solution

The fourth proportional to 33,286.05, 45,923.68 and 21,961.17 is: 30,299.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286.05 : 45,923.68 = 21,961.17 : x
  2. Step 2: Convert to fraction form
    33,286.05/45,923.68 = 21,961.17/x
  3. Step 3: Cross multiply
    33,286.05x = 45,923.68 × 21,961.17
  4. Step 4: Simplify right side
    33,286.05x = 1,008,537,743.51
  5. Step 5: Solve for x
    x = 1,008,537,743.51/33,286.05
  6. Step 6: Final answer
    x = 30,299.11

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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.