Home / 38,065.50-57,103.70-11,772.27

Finding the Fourth Proportional to 38,065.50, 57,103.70 and 11,772.27

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Solution

The fourth proportional to 38,065.50, 57,103.70 and 11,772.27 is: 17,660.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.50 : 57,103.70 = 11,772.27 : x
  2. Step 2: Convert to fraction form
    38,065.50/57,103.70 = 11,772.27/x
  3. Step 3: Cross multiply
    38,065.50x = 57,103.70 × 11,772.27
  4. Step 4: Simplify right side
    38,065.50x = 672,240,115.54
  5. Step 5: Solve for x
    x = 672,240,115.54/38,065.50
  6. Step 6: Final answer
    x = 17,660.09

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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.