Home / 16,736.68-25,115.82-7,972.48

Finding the Fourth Proportional to 16,736.68, 25,115.82 and 7,972.48

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Solution

The fourth proportional to 16,736.68, 25,115.82 and 7,972.48 is: 11,963.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,736.68 : 25,115.82 = 7,972.48 : x
  2. Step 2: Convert to fraction form
    16,736.68/25,115.82 = 7,972.48/x
  3. Step 3: Cross multiply
    16,736.68x = 25,115.82 × 7,972.48
  4. Step 4: Simplify right side
    16,736.68x = 200,235,372.63
  5. Step 5: Solve for x
    x = 200,235,372.63/16,736.68
  6. Step 6: Final answer
    x = 11,963.86

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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.