Home / 19,723.11-29,584.94-11,013.45

Finding the Fourth Proportional to 19,723.11, 29,584.94 and 11,013.45

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Solution

The fourth proportional to 19,723.11, 29,584.94 and 11,013.45 is: 16,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,723.11 : 29,584.94 = 11,013.45 : x
  2. Step 2: Convert to fraction form
    19,723.11/29,584.94 = 11,013.45/x
  3. Step 3: Cross multiply
    19,723.11x = 29,584.94 × 11,013.45
  4. Step 4: Simplify right side
    19,723.11x = 325,832,257.44
  5. Step 5: Solve for x
    x = 325,832,257.44/19,723.11
  6. Step 6: Final answer
    x = 16,520.33

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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.