Home / 16,968.56-25,481.79-11,055.56

Finding the Fourth Proportional to 16,968.56, 25,481.79 and 11,055.56

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Solution

The fourth proportional to 16,968.56, 25,481.79 and 11,055.56 is: 16,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.56 : 25,481.79 = 11,055.56 : x
  2. Step 2: Convert to fraction form
    16,968.56/25,481.79 = 11,055.56/x
  3. Step 3: Cross multiply
    16,968.56x = 25,481.79 × 11,055.56
  4. Step 4: Simplify right side
    16,968.56x = 281,715,330.84
  5. Step 5: Solve for x
    x = 281,715,330.84/16,968.56
  6. Step 6: Final answer
    x = 16,602.20

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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.