Home / 33,698.75-50,554.60-12,920.63

Finding the Fourth Proportional to 33,698.75, 50,554.60 and 12,920.63

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Solution

The fourth proportional to 33,698.75, 50,554.60 and 12,920.63 is: 19,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,698.75 : 50,554.60 = 12,920.63 : x
  2. Step 2: Convert to fraction form
    33,698.75/50,554.60 = 12,920.63/x
  3. Step 3: Cross multiply
    33,698.75x = 50,554.60 × 12,920.63
  4. Step 4: Simplify right side
    33,698.75x = 653,196,996.32
  5. Step 5: Solve for x
    x = 653,196,996.32/33,698.75
  6. Step 6: Final answer
    x = 19,383.42

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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.