Home / 15,744.96-23,623.92-8,723.88

Finding the Fourth Proportional to 15,744.96, 23,623.92 and 8,723.88

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Solution

The fourth proportional to 15,744.96, 23,623.92 and 8,723.88 is: 13,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,744.96 : 23,623.92 = 8,723.88 : x
  2. Step 2: Convert to fraction form
    15,744.96/23,623.92 = 8,723.88/x
  3. Step 3: Cross multiply
    15,744.96x = 23,623.92 × 8,723.88
  4. Step 4: Simplify right side
    15,744.96x = 206,092,243.21
  5. Step 5: Solve for x
    x = 206,092,243.21/15,744.96
  6. Step 6: Final answer
    x = 13,089.41

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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.