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Finding the Fourth Proportional to 16,479, 24,725.34 and 6,625.26

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Solution

The fourth proportional to 16,479, 24,725.34 and 6,625.26 is: 9,940.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479 : 24,725.34 = 6,625.26 : x
  2. Step 2: Convert to fraction form
    16,479/24,725.34 = 6,625.26/x
  3. Step 3: Cross multiply
    16,479x = 24,725.34 × 6,625.26
  4. Step 4: Simplify right side
    16,479x = 163,811,806.09
  5. Step 5: Solve for x
    x = 163,811,806.09/16,479
  6. Step 6: Final answer
    x = 9,940.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.