Home / 38,311.37-57,388.68-18,573.69

Finding the Fourth Proportional to 38,311.37, 57,388.68 and 18,573.69

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Solution

The fourth proportional to 38,311.37, 57,388.68 and 18,573.69 is: 27,822.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,311.37 : 57,388.68 = 18,573.69 : x
  2. Step 2: Convert to fraction form
    38,311.37/57,388.68 = 18,573.69/x
  3. Step 3: Cross multiply
    38,311.37x = 57,388.68 × 18,573.69
  4. Step 4: Simplify right side
    38,311.37x = 1,065,919,551.83
  5. Step 5: Solve for x
    x = 1,065,919,551.83/38,311.37
  6. Step 6: Final answer
    x = 27,822.54

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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.