Home / 38,146.62-57,232.34-18,427.44

Finding the Fourth Proportional to 38,146.62, 57,232.34 and 18,427.44

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Solution

The fourth proportional to 38,146.62, 57,232.34 and 18,427.44 is: 27,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,146.62 : 57,232.34 = 18,427.44 : x
  2. Step 2: Convert to fraction form
    38,146.62/57,232.34 = 18,427.44/x
  3. Step 3: Cross multiply
    38,146.62x = 57,232.34 × 18,427.44
  4. Step 4: Simplify right side
    38,146.62x = 1,054,645,511.41
  5. Step 5: Solve for x
    x = 1,054,645,511.41/38,146.62
  6. Step 6: Final answer
    x = 27,647.15

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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.