Home / 38,529.14-57,785.24-12,227.54

Finding the Fourth Proportional to 38,529.14, 57,785.24 and 12,227.54

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Solution

The fourth proportional to 38,529.14, 57,785.24 and 12,227.54 is: 18,338.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,529.14 : 57,785.24 = 12,227.54 : x
  2. Step 2: Convert to fraction form
    38,529.14/57,785.24 = 12,227.54/x
  3. Step 3: Cross multiply
    38,529.14x = 57,785.24 × 12,227.54
  4. Step 4: Simplify right side
    38,529.14x = 706,571,333.51
  5. Step 5: Solve for x
    x = 706,571,333.51/38,529.14
  6. Step 6: Final answer
    x = 18,338.62

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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.