Home / 16,808.27-25,216.05-5,121.18

Finding the Fourth Proportional to 16,808.27, 25,216.05 and 5,121.18

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Solution

The fourth proportional to 16,808.27, 25,216.05 and 5,121.18 is: 7,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808.27 : 25,216.05 = 5,121.18 : x
  2. Step 2: Convert to fraction form
    16,808.27/25,216.05 = 5,121.18/x
  3. Step 3: Cross multiply
    16,808.27x = 25,216.05 × 5,121.18
  4. Step 4: Simplify right side
    16,808.27x = 129,135,930.94
  5. Step 5: Solve for x
    x = 129,135,930.94/16,808.27
  6. Step 6: Final answer
    x = 7,682.88

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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.