Home / 25,780.96-38,644.44-10,796.64

Finding the Fourth Proportional to 25,780.96, 38,644.44 and 10,796.64

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Solution

The fourth proportional to 25,780.96, 38,644.44 and 10,796.64 is: 16,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,780.96 : 38,644.44 = 10,796.64 : x
  2. Step 2: Convert to fraction form
    25,780.96/38,644.44 = 10,796.64/x
  3. Step 3: Cross multiply
    25,780.96x = 38,644.44 × 10,796.64
  4. Step 4: Simplify right side
    25,780.96x = 417,229,982.01
  5. Step 5: Solve for x
    x = 417,229,982.01/25,780.96
  6. Step 6: Final answer
    x = 16,183.65

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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.