Home / 21,843.42-32,723.56-11,297.64

Finding the Fourth Proportional to 21,843.42, 32,723.56 and 11,297.64

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Solution

The fourth proportional to 21,843.42, 32,723.56 and 11,297.64 is: 16,924.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843.42 : 32,723.56 = 11,297.64 : x
  2. Step 2: Convert to fraction form
    21,843.42/32,723.56 = 11,297.64/x
  3. Step 3: Cross multiply
    21,843.42x = 32,723.56 × 11,297.64
  4. Step 4: Simplify right side
    21,843.42x = 369,699,000.40
  5. Step 5: Solve for x
    x = 369,699,000.40/21,843.42
  6. Step 6: Final answer
    x = 16,924.96

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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.