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Finding the Fourth Proportional to 33,223, 45,850.98 and 18,319

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Solution

The fourth proportional to 33,223, 45,850.98 and 18,319 is: 25,282.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,223 : 45,850.98 = 18,319 : x
  2. Step 2: Convert to fraction form
    33,223/45,850.98 = 18,319/x
  3. Step 3: Cross multiply
    33,223x = 45,850.98 × 18,319
  4. Step 4: Simplify right side
    33,223x = 839,944,102.62
  5. Step 5: Solve for x
    x = 839,944,102.62/33,223
  6. Step 6: Final answer
    x = 25,282.01

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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.