Home / 38,414.06-57,629.55-11,760.25

Finding the Fourth Proportional to 38,414.06, 57,629.55 and 11,760.25

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Solution

The fourth proportional to 38,414.06, 57,629.55 and 11,760.25 is: 17,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,414.06 : 57,629.55 = 11,760.25 : x
  2. Step 2: Convert to fraction form
    38,414.06/57,629.55 = 11,760.25/x
  3. Step 3: Cross multiply
    38,414.06x = 57,629.55 × 11,760.25
  4. Step 4: Simplify right side
    38,414.06x = 677,737,678.70
  5. Step 5: Solve for x
    x = 677,737,678.70/38,414.06
  6. Step 6: Final answer
    x = 17,642.96

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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.