Home / 11,621.72-17,436.54-5,044.52

Finding the Fourth Proportional to 11,621.72, 17,436.54 and 5,044.52

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Solution

The fourth proportional to 11,621.72, 17,436.54 and 5,044.52 is: 7,568.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.72 : 17,436.54 = 5,044.52 : x
  2. Step 2: Convert to fraction form
    11,621.72/17,436.54 = 5,044.52/x
  3. Step 3: Cross multiply
    11,621.72x = 17,436.54 × 5,044.52
  4. Step 4: Simplify right side
    11,621.72x = 87,958,974.76
  5. Step 5: Solve for x
    x = 87,958,974.76/11,621.72
  6. Step 6: Final answer
    x = 7,568.50

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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.