Home / 28,241.65-42,367.34-11,610.73

Finding the Fourth Proportional to 28,241.65, 42,367.34 and 11,610.73

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Solution

The fourth proportional to 28,241.65, 42,367.34 and 11,610.73 is: 17,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241.65 : 42,367.34 = 11,610.73 : x
  2. Step 2: Convert to fraction form
    28,241.65/42,367.34 = 11,610.73/x
  3. Step 3: Cross multiply
    28,241.65x = 42,367.34 × 11,610.73
  4. Step 4: Simplify right side
    28,241.65x = 491,915,745.56
  5. Step 5: Solve for x
    x = 491,915,745.56/28,241.65
  6. Step 6: Final answer
    x = 17,418.10

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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.