Home / 38,168.44-57,190.41-19,422.70

Finding the Fourth Proportional to 38,168.44, 57,190.41 and 19,422.70

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Solution

The fourth proportional to 38,168.44, 57,190.41 and 19,422.70 is: 29,102.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,168.44 : 57,190.41 = 19,422.70 : x
  2. Step 2: Convert to fraction form
    38,168.44/57,190.41 = 19,422.70/x
  3. Step 3: Cross multiply
    38,168.44x = 57,190.41 × 19,422.70
  4. Step 4: Simplify right side
    38,168.44x = 1,110,792,176.31
  5. Step 5: Solve for x
    x = 1,110,792,176.31/38,168.44
  6. Step 6: Final answer
    x = 29,102.37

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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.