Home / 15,744.44-23,612.18-5,355.96

Finding the Fourth Proportional to 15,744.44, 23,612.18 and 5,355.96

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Solution

The fourth proportional to 15,744.44, 23,612.18 and 5,355.96 is: 8,032.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,744.44 : 23,612.18 = 5,355.96 : x
  2. Step 2: Convert to fraction form
    15,744.44/23,612.18 = 5,355.96/x
  3. Step 3: Cross multiply
    15,744.44x = 23,612.18 × 5,355.96
  4. Step 4: Simplify right side
    15,744.44x = 126,465,891.59
  5. Step 5: Solve for x
    x = 126,465,891.59/15,744.44
  6. Step 6: Final answer
    x = 8,032.42

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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.