Home / 22,249.42-30,703.68-12,177.73

Finding the Fourth Proportional to 22,249.42, 30,703.68 and 12,177.73

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Solution

The fourth proportional to 22,249.42, 30,703.68 and 12,177.73 is: 16,804.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,249.42 : 30,703.68 = 12,177.73 : x
  2. Step 2: Convert to fraction form
    22,249.42/30,703.68 = 12,177.73/x
  3. Step 3: Cross multiply
    22,249.42x = 30,703.68 × 12,177.73
  4. Step 4: Simplify right side
    22,249.42x = 373,901,125.05
  5. Step 5: Solve for x
    x = 373,901,125.05/22,249.42
  6. Step 6: Final answer
    x = 16,804.98

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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.