Home / 19,394.25-29,033.94-11,974.85

Finding the Fourth Proportional to 19,394.25, 29,033.94 and 11,974.85

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Solution

The fourth proportional to 19,394.25, 29,033.94 and 11,974.85 is: 17,926.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.25 : 29,033.94 = 11,974.85 : x
  2. Step 2: Convert to fraction form
    19,394.25/29,033.94 = 11,974.85/x
  3. Step 3: Cross multiply
    19,394.25x = 29,033.94 × 11,974.85
  4. Step 4: Simplify right side
    19,394.25x = 347,677,076.41
  5. Step 5: Solve for x
    x = 347,677,076.41/19,394.25
  6. Step 6: Final answer
    x = 17,926.81

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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.