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Finding the Fourth Proportional to 16,395, 22,625.10 and 8,943

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Solution

The fourth proportional to 16,395, 22,625.10 and 8,943 is: 12,341.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,395 : 22,625.10 = 8,943 : x
  2. Step 2: Convert to fraction form
    16,395/22,625.10 = 8,943/x
  3. Step 3: Cross multiply
    16,395x = 22,625.10 × 8,943
  4. Step 4: Simplify right side
    16,395x = 202,336,269.30
  5. Step 5: Solve for x
    x = 202,336,269.30/16,395
  6. Step 6: Final answer
    x = 12,341.34

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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.