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Finding the Fourth Proportional to 17,766.33, 26,644.63 and 6,672.16

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Solution

The fourth proportional to 17,766.33, 26,644.63 and 6,672.16 is: 10,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766.33 : 26,644.63 = 6,672.16 : x
  2. Step 2: Convert to fraction form
    17,766.33/26,644.63 = 6,672.16/x
  3. Step 3: Cross multiply
    17,766.33x = 26,644.63 × 6,672.16
  4. Step 4: Simplify right side
    17,766.33x = 177,777,234.50
  5. Step 5: Solve for x
    x = 177,777,234.50/17,766.33
  6. Step 6: Final answer
    x = 10,006.41

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1.5x scale

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.