Home / 36,172.62-54,211.32-19,536.84

Finding the Fourth Proportional to 36,172.62, 54,211.32 and 19,536.84

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Solution

The fourth proportional to 36,172.62, 54,211.32 and 19,536.84 is: 29,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,172.62 : 54,211.32 = 19,536.84 : x
  2. Step 2: Convert to fraction form
    36,172.62/54,211.32 = 19,536.84/x
  3. Step 3: Cross multiply
    36,172.62x = 54,211.32 × 19,536.84
  4. Step 4: Simplify right side
    36,172.62x = 1,059,117,885.03
  5. Step 5: Solve for x
    x = 1,059,117,885.03/36,172.62
  6. Step 6: Final answer
    x = 29,279.55

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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.