Home / 16,832.10-25,249.35-5,145.30

Finding the Fourth Proportional to 16,832.10, 25,249.35 and 5,145.30

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Solution

The fourth proportional to 16,832.10, 25,249.35 and 5,145.30 is: 7,718.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.10 : 25,249.35 = 5,145.30 : x
  2. Step 2: Convert to fraction form
    16,832.10/25,249.35 = 5,145.30/x
  3. Step 3: Cross multiply
    16,832.10x = 25,249.35 × 5,145.30
  4. Step 4: Simplify right side
    16,832.10x = 129,915,480.56
  5. Step 5: Solve for x
    x = 129,915,480.56/16,832.10
  6. Step 6: Final answer
    x = 7,718.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.