Home / 11,815.08-17,723.04-4,022.88

Finding the Fourth Proportional to 11,815.08, 17,723.04 and 4,022.88

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Solution

The fourth proportional to 11,815.08, 17,723.04 and 4,022.88 is: 6,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,815.08 : 17,723.04 = 4,022.88 : x
  2. Step 2: Convert to fraction form
    11,815.08/17,723.04 = 4,022.88/x
  3. Step 3: Cross multiply
    11,815.08x = 17,723.04 × 4,022.88
  4. Step 4: Simplify right side
    11,815.08x = 71,297,663.16
  5. Step 5: Solve for x
    x = 71,297,663.16/11,815.08
  6. Step 6: Final answer
    x = 6,034.46

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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.