Home / 38,168.33-57,249.62-19,436.63

Finding the Fourth Proportional to 38,168.33, 57,249.62 and 19,436.63

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Solution

The fourth proportional to 38,168.33, 57,249.62 and 19,436.63 is: 29,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,168.33 : 57,249.62 = 19,436.63 : x
  2. Step 2: Convert to fraction form
    38,168.33/57,249.62 = 19,436.63/x
  3. Step 3: Cross multiply
    38,168.33x = 57,249.62 × 19,436.63
  4. Step 4: Simplify right side
    38,168.33x = 1,112,739,584.40
  5. Step 5: Solve for x
    x = 1,112,739,584.40/38,168.33
  6. Step 6: Final answer
    x = 29,153.48

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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.