Home / 15,481.73-23,215.48-4,949.44

Finding the Fourth Proportional to 15,481.73, 23,215.48 and 4,949.44

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Solution

The fourth proportional to 15,481.73, 23,215.48 and 4,949.44 is: 7,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481.73 : 23,215.48 = 4,949.44 : x
  2. Step 2: Convert to fraction form
    15,481.73/23,215.48 = 4,949.44/x
  3. Step 3: Cross multiply
    15,481.73x = 23,215.48 × 4,949.44
  4. Step 4: Simplify right side
    15,481.73x = 114,903,554.92
  5. Step 5: Solve for x
    x = 114,903,554.92/15,481.73
  6. Step 6: Final answer
    x = 7,421.88

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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.