Home / 33,120.82-49,675.88-14,395.78

Finding the Fourth Proportional to 33,120.82, 49,675.88 and 14,395.78

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Solution

The fourth proportional to 33,120.82, 49,675.88 and 14,395.78 is: 21,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120.82 : 49,675.88 = 14,395.78 : x
  2. Step 2: Convert to fraction form
    33,120.82/49,675.88 = 14,395.78/x
  3. Step 3: Cross multiply
    33,120.82x = 49,675.88 × 14,395.78
  4. Step 4: Simplify right side
    33,120.82x = 715,122,858.44
  5. Step 5: Solve for x
    x = 715,122,858.44/33,120.82
  6. Step 6: Final answer
    x = 21,591.34

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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.