Home / 16,832.39-25,252.20-5,145.30

Finding the Fourth Proportional to 16,832.39, 25,252.20 and 5,145.30

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Solution

The fourth proportional to 16,832.39, 25,252.20 and 5,145.30 is: 7,719.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.39 : 25,252.20 = 5,145.30 : x
  2. Step 2: Convert to fraction form
    16,832.39/25,252.20 = 5,145.30/x
  3. Step 3: Cross multiply
    16,832.39x = 25,252.20 × 5,145.30
  4. Step 4: Simplify right side
    16,832.39x = 129,930,144.66
  5. Step 5: Solve for x
    x = 129,930,144.66/16,832.39
  6. Step 6: Final answer
    x = 7,719.06

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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.