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Finding the Fourth Proportional to 33,860.72, 50,799.22 and 10,487.16

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Solution

The fourth proportional to 33,860.72, 50,799.22 and 10,487.16 is: 15,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,860.72 : 50,799.22 = 10,487.16 : x
  2. Step 2: Convert to fraction form
    33,860.72/50,799.22 = 10,487.16/x
  3. Step 3: Cross multiply
    33,860.72x = 50,799.22 × 10,487.16
  4. Step 4: Simplify right side
    33,860.72x = 532,739,521.80
  5. Step 5: Solve for x
    x = 532,739,521.80/33,860.72
  6. Step 6: Final answer
    x = 15,733.26

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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.