Home / 15,782.27-23,668.28-5,249.46

Finding the Fourth Proportional to 15,782.27, 23,668.28 and 5,249.46

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Solution

The fourth proportional to 15,782.27, 23,668.28 and 5,249.46 is: 7,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,782.27 : 23,668.28 = 5,249.46 : x
  2. Step 2: Convert to fraction form
    15,782.27/23,668.28 = 5,249.46/x
  3. Step 3: Cross multiply
    15,782.27x = 23,668.28 × 5,249.46
  4. Step 4: Simplify right side
    15,782.27x = 124,245,662.88
  5. Step 5: Solve for x
    x = 124,245,662.88/15,782.27
  6. Step 6: Final answer
    x = 7,872.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.