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Finding the Fourth Proportional to 24,504, 33,815.64 and 13,326

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Solution

The fourth proportional to 24,504, 33,815.64 and 13,326 is: 18,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,504 : 33,815.64 = 13,326 : x
  2. Step 2: Convert to fraction form
    24,504/33,815.64 = 13,326/x
  3. Step 3: Cross multiply
    24,504x = 33,815.64 × 13,326
  4. Step 4: Simplify right side
    24,504x = 450,627,218.64
  5. Step 5: Solve for x
    x = 450,627,218.64/24,504
  6. Step 6: Final answer
    x = 18,389.95

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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.