Home / 22,271.45-30,732.98-12,198.26

Finding the Fourth Proportional to 22,271.45, 30,732.98 and 12,198.26

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Solution

The fourth proportional to 22,271.45, 30,732.98 and 12,198.26 is: 16,832.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.45 : 30,732.98 = 12,198.26 : x
  2. Step 2: Convert to fraction form
    22,271.45/30,732.98 = 12,198.26/x
  3. Step 3: Cross multiply
    22,271.45x = 30,732.98 × 12,198.26
  4. Step 4: Simplify right side
    22,271.45x = 374,888,665.96
  5. Step 5: Solve for x
    x = 374,888,665.96/22,271.45
  6. Step 6: Final answer
    x = 16,832.71

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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.