Home / 38,496.78-57,747.23-12,203.58

Finding the Fourth Proportional to 38,496.78, 57,747.23 and 12,203.58

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Solution

The fourth proportional to 38,496.78, 57,747.23 and 12,203.58 is: 18,306.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,496.78 : 57,747.23 = 12,203.58 : x
  2. Step 2: Convert to fraction form
    38,496.78/57,747.23 = 12,203.58/x
  3. Step 3: Cross multiply
    38,496.78x = 57,747.23 × 12,203.58
  4. Step 4: Simplify right side
    38,496.78x = 704,722,880.07
  5. Step 5: Solve for x
    x = 704,722,880.07/38,496.78
  6. Step 6: Final answer
    x = 18,306.02

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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.