Home / 38,493.68-57,745.94-12,200.48

Finding the Fourth Proportional to 38,493.68, 57,745.94 and 12,200.48

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Solution

The fourth proportional to 38,493.68, 57,745.94 and 12,200.48 is: 18,302.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,493.68 : 57,745.94 = 12,200.48 : x
  2. Step 2: Convert to fraction form
    38,493.68/57,745.94 = 12,200.48/x
  3. Step 3: Cross multiply
    38,493.68x = 57,745.94 × 12,200.48
  4. Step 4: Simplify right side
    38,493.68x = 704,528,186.05
  5. Step 5: Solve for x
    x = 704,528,186.05/38,493.68
  6. Step 6: Final answer
    x = 18,302.44

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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.