Home / 33,121.82-49,677.38-14,396.78

Finding the Fourth Proportional to 33,121.82, 49,677.38 and 14,396.78

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Solution

The fourth proportional to 33,121.82, 49,677.38 and 14,396.78 is: 21,592.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,121.82 : 49,677.38 = 14,396.78 : x
  2. Step 2: Convert to fraction form
    33,121.82/49,677.38 = 14,396.78/x
  3. Step 3: Cross multiply
    33,121.82x = 49,677.38 × 14,396.78
  4. Step 4: Simplify right side
    33,121.82x = 715,194,310.84
  5. Step 5: Solve for x
    x = 715,194,310.84/33,121.82
  6. Step 6: Final answer
    x = 21,592.84

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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.