Home / 22,412.89-33,611.49-6,613.73

Finding the Fourth Proportional to 22,412.89, 33,611.49 and 6,613.73

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Solution

The fourth proportional to 22,412.89, 33,611.49 and 6,613.73 is: 9,918.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,412.89 : 33,611.49 = 6,613.73 : x
  2. Step 2: Convert to fraction form
    22,412.89/33,611.49 = 6,613.73/x
  3. Step 3: Cross multiply
    22,412.89x = 33,611.49 × 6,613.73
  4. Step 4: Simplify right side
    22,412.89x = 222,297,319.76
  5. Step 5: Solve for x
    x = 222,297,319.76/22,412.89
  6. Step 6: Final answer
    x = 9,918.28

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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.