Home / 18,652.08-27,958.41-6,168.90

Finding the Fourth Proportional to 18,652.08, 27,958.41 and 6,168.90

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Solution

The fourth proportional to 18,652.08, 27,958.41 and 6,168.90 is: 9,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,652.08 : 27,958.41 = 6,168.90 : x
  2. Step 2: Convert to fraction form
    18,652.08/27,958.41 = 6,168.90/x
  3. Step 3: Cross multiply
    18,652.08x = 27,958.41 × 6,168.90
  4. Step 4: Simplify right side
    18,652.08x = 172,472,635.45
  5. Step 5: Solve for x
    x = 172,472,635.45/18,652.08
  6. Step 6: Final answer
    x = 9,246.83

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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.