Home / 16,975.45-25,453.31-11,359.54

Finding the Fourth Proportional to 16,975.45, 25,453.31 and 11,359.54

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Solution

The fourth proportional to 16,975.45, 25,453.31 and 11,359.54 is: 17,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.45 : 25,453.31 = 11,359.54 : x
  2. Step 2: Convert to fraction form
    16,975.45/25,453.31 = 11,359.54/x
  3. Step 3: Cross multiply
    16,975.45x = 25,453.31 × 11,359.54
  4. Step 4: Simplify right side
    16,975.45x = 289,137,893.08
  5. Step 5: Solve for x
    x = 289,137,893.08/16,975.45
  6. Step 6: Final answer
    x = 17,032.71

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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.