Home / 33,195.97-45,787.66-19,756.86

Finding the Fourth Proportional to 33,195.97, 45,787.66 and 19,756.86

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Solution

The fourth proportional to 33,195.97, 45,787.66 and 19,756.86 is: 27,250.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,195.97 : 45,787.66 = 19,756.86 : x
  2. Step 2: Convert to fraction form
    33,195.97/45,787.66 = 19,756.86/x
  3. Step 3: Cross multiply
    33,195.97x = 45,787.66 × 19,756.86
  4. Step 4: Simplify right side
    33,195.97x = 904,620,388.35
  5. Step 5: Solve for x
    x = 904,620,388.35/33,195.97
  6. Step 6: Final answer
    x = 27,250.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.