Home / 22,249.23-30,704.42-12,178.10

Finding the Fourth Proportional to 22,249.23, 30,704.42 and 12,178.10

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Solution

The fourth proportional to 22,249.23, 30,704.42 and 12,178.10 is: 16,806.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,249.23 : 30,704.42 = 12,178.10 : x
  2. Step 2: Convert to fraction form
    22,249.23/30,704.42 = 12,178.10/x
  3. Step 3: Cross multiply
    22,249.23x = 30,704.42 × 12,178.10
  4. Step 4: Simplify right side
    22,249.23x = 373,921,363.19
  5. Step 5: Solve for x
    x = 373,921,363.19/22,249.23
  6. Step 6: Final answer
    x = 16,806.03

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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.