Home / 16,816.25-25,224.82-5,129.44

Finding the Fourth Proportional to 16,816.25, 25,224.82 and 5,129.44

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Solution

The fourth proportional to 16,816.25, 25,224.82 and 5,129.44 is: 7,694.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.25 : 25,224.82 = 5,129.44 : x
  2. Step 2: Convert to fraction form
    16,816.25/25,224.82 = 5,129.44/x
  3. Step 3: Cross multiply
    16,816.25x = 25,224.82 × 5,129.44
  4. Step 4: Simplify right side
    16,816.25x = 129,389,124.82
  5. Step 5: Solve for x
    x = 129,389,124.82/16,816.25
  6. Step 6: Final answer
    x = 7,694.29

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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.