Home / 16,972.43-25,448.41-7,610.75

Finding the Fourth Proportional to 16,972.43, 25,448.41 and 7,610.75

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Solution

The fourth proportional to 16,972.43, 25,448.41 and 7,610.75 is: 11,411.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.43 : 25,448.41 = 7,610.75 : x
  2. Step 2: Convert to fraction form
    16,972.43/25,448.41 = 7,610.75/x
  3. Step 3: Cross multiply
    16,972.43x = 25,448.41 × 7,610.75
  4. Step 4: Simplify right side
    16,972.43x = 193,681,464.11
  5. Step 5: Solve for x
    x = 193,681,464.11/16,972.43
  6. Step 6: Final answer
    x = 11,411.54

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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.