Home / 38,496.96-57,747.51-12,203.75

Finding the Fourth Proportional to 38,496.96, 57,747.51 and 12,203.75

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Solution

The fourth proportional to 38,496.96, 57,747.51 and 12,203.75 is: 18,306.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,496.96 : 57,747.51 = 12,203.75 : x
  2. Step 2: Convert to fraction form
    38,496.96/57,747.51 = 12,203.75/x
  3. Step 3: Cross multiply
    38,496.96x = 57,747.51 × 12,203.75
  4. Step 4: Simplify right side
    38,496.96x = 704,736,319.53
  5. Step 5: Solve for x
    x = 704,736,319.53/38,496.96
  6. Step 6: Final answer
    x = 18,306.28

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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.