Home / 33,005.70-49,508.55-19,851.30

Finding the Fourth Proportional to 33,005.70, 49,508.55 and 19,851.30

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Solution

The fourth proportional to 33,005.70, 49,508.55 and 19,851.30 is: 29,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,005.70 : 49,508.55 = 19,851.30 : x
  2. Step 2: Convert to fraction form
    33,005.70/49,508.55 = 19,851.30/x
  3. Step 3: Cross multiply
    33,005.70x = 49,508.55 × 19,851.30
  4. Step 4: Simplify right side
    33,005.70x = 982,809,078.62
  5. Step 5: Solve for x
    x = 982,809,078.62/33,005.70
  6. Step 6: Final answer
    x = 29,776.95

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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.