Home / 38,358.19-57,537.89-11,704.73

Finding the Fourth Proportional to 38,358.19, 57,537.89 and 11,704.73

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Solution

The fourth proportional to 38,358.19, 57,537.89 and 11,704.73 is: 17,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,358.19 : 57,537.89 = 11,704.73 : x
  2. Step 2: Convert to fraction form
    38,358.19/57,537.89 = 11,704.73/x
  3. Step 3: Cross multiply
    38,358.19x = 57,537.89 × 11,704.73
  4. Step 4: Simplify right side
    38,358.19x = 673,465,408.70
  5. Step 5: Solve for x
    x = 673,465,408.70/38,358.19
  6. Step 6: Final answer
    x = 17,557.28

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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.