Home / 33,698.97-50,554.93-12,920.85

Finding the Fourth Proportional to 33,698.97, 50,554.93 and 12,920.85

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Solution

The fourth proportional to 33,698.97, 50,554.93 and 12,920.85 is: 19,383.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,698.97 : 50,554.93 = 12,920.85 : x
  2. Step 2: Convert to fraction form
    33,698.97/50,554.93 = 12,920.85/x
  3. Step 3: Cross multiply
    33,698.97x = 50,554.93 × 12,920.85
  4. Step 4: Simplify right side
    33,698.97x = 653,212,349.91
  5. Step 5: Solve for x
    x = 653,212,349.91/33,698.97
  6. Step 6: Final answer
    x = 19,383.75

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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.