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Finding the Fourth Proportional to 22,613.62, 33,933.39 and 12,626.74

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Solution

The fourth proportional to 22,613.62, 33,933.39 and 12,626.74 is: 18,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,613.62 : 33,933.39 = 12,626.74 : x
  2. Step 2: Convert to fraction form
    22,613.62/33,933.39 = 12,626.74/x
  3. Step 3: Cross multiply
    22,613.62x = 33,933.39 × 12,626.74
  4. Step 4: Simplify right side
    22,613.62x = 428,468,092.85
  5. Step 5: Solve for x
    x = 428,468,092.85/22,613.62
  6. Step 6: Final answer
    x = 18,947.35

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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.