Home / 15,481.48-23,230.71-6,716.44

Finding the Fourth Proportional to 15,481.48, 23,230.71 and 6,716.44

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Solution

The fourth proportional to 15,481.48, 23,230.71 and 6,716.44 is: 10,078.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481.48 : 23,230.71 = 6,716.44 : x
  2. Step 2: Convert to fraction form
    15,481.48/23,230.71 = 6,716.44/x
  3. Step 3: Cross multiply
    15,481.48x = 23,230.71 × 6,716.44
  4. Step 4: Simplify right side
    15,481.48x = 156,027,669.87
  5. Step 5: Solve for x
    x = 156,027,669.87/15,481.48
  6. Step 6: Final answer
    x = 10,078.34

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1.5x scale

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.