Home / 11,814.80-17,723.99-4,021.79

Finding the Fourth Proportional to 11,814.80, 17,723.99 and 4,021.79

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Solution

The fourth proportional to 11,814.80, 17,723.99 and 4,021.79 is: 6,033.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.80 : 17,723.99 = 4,021.79 : x
  2. Step 2: Convert to fraction form
    11,814.80/17,723.99 = 4,021.79/x
  3. Step 3: Cross multiply
    11,814.80x = 17,723.99 × 4,021.79
  4. Step 4: Simplify right side
    11,814.80x = 71,282,165.74
  5. Step 5: Solve for x
    x = 71,282,165.74/11,814.80
  6. Step 6: Final answer
    x = 6,033.29

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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.