Home / 38,249.47-57,333.18-18,500.86

Finding the Fourth Proportional to 38,249.47, 57,333.18 and 18,500.86

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Solution

The fourth proportional to 38,249.47, 57,333.18 and 18,500.86 is: 27,731.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,249.47 : 57,333.18 = 18,500.86 : x
  2. Step 2: Convert to fraction form
    38,249.47/57,333.18 = 18,500.86/x
  3. Step 3: Cross multiply
    38,249.47x = 57,333.18 × 18,500.86
  4. Step 4: Simplify right side
    38,249.47x = 1,060,712,849.87
  5. Step 5: Solve for x
    x = 1,060,712,849.87/38,249.47
  6. Step 6: Final answer
    x = 27,731.44

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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.