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Finding the Fourth Proportional to 16,473.94, 22,732.34 and 9,399

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Solution

The fourth proportional to 16,473.94, 22,732.34 and 9,399 is: 12,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,473.94 : 22,732.34 = 9,399 : x
  2. Step 2: Convert to fraction form
    16,473.94/22,732.34 = 9,399/x
  3. Step 3: Cross multiply
    16,473.94x = 22,732.34 × 9,399
  4. Step 4: Simplify right side
    16,473.94x = 213,661,263.66
  5. Step 5: Solve for x
    x = 213,661,263.66/16,473.94
  6. Step 6: Final answer
    x = 12,969.65

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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.