Home / 37,783.44-52,149.96-21,868.56

Finding the Fourth Proportional to 37,783.44, 52,149.96 and 21,868.56

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Solution

The fourth proportional to 37,783.44, 52,149.96 and 21,868.56 is: 30,183.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,783.44 : 52,149.96 = 21,868.56 : x
  2. Step 2: Convert to fraction form
    37,783.44/52,149.96 = 21,868.56/x
  3. Step 3: Cross multiply
    37,783.44x = 52,149.96 × 21,868.56
  4. Step 4: Simplify right side
    37,783.44x = 1,140,444,529.26
  5. Step 5: Solve for x
    x = 1,140,444,529.26/37,783.44
  6. Step 6: Final answer
    x = 30,183.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.