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Finding the Fourth Proportional to 33,369, 46,049.22 and 18,465

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Solution

The fourth proportional to 33,369, 46,049.22 and 18,465 is: 25,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,369 : 46,049.22 = 18,465 : x
  2. Step 2: Convert to fraction form
    33,369/46,049.22 = 18,465/x
  3. Step 3: Cross multiply
    33,369x = 46,049.22 × 18,465
  4. Step 4: Simplify right side
    33,369x = 850,298,847.30
  5. Step 5: Solve for x
    x = 850,298,847.30/33,369
  6. Step 6: Final answer
    x = 25,481.70

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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.