Home / 12,450.41-17,180.40-7,073.73

Finding the Fourth Proportional to 12,450.41, 17,180.40 and 7,073.73

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Solution

The fourth proportional to 12,450.41, 17,180.40 and 7,073.73 is: 9,761.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450.41 : 17,180.40 = 7,073.73 : x
  2. Step 2: Convert to fraction form
    12,450.41/17,180.40 = 7,073.73/x
  3. Step 3: Cross multiply
    12,450.41x = 17,180.40 × 7,073.73
  4. Step 4: Simplify right side
    12,450.41x = 121,529,537.42
  5. Step 5: Solve for x
    x = 121,529,537.42/12,450.41
  6. Step 6: Final answer
    x = 9,761.09

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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.