Home / 18,464.20-27,687.34-8,601.16

Finding the Fourth Proportional to 18,464.20, 27,687.34 and 8,601.16

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Solution

The fourth proportional to 18,464.20, 27,687.34 and 8,601.16 is: 12,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,464.20 : 27,687.34 = 8,601.16 : x
  2. Step 2: Convert to fraction form
    18,464.20/27,687.34 = 8,601.16/x
  3. Step 3: Cross multiply
    18,464.20x = 27,687.34 × 8,601.16
  4. Step 4: Simplify right side
    18,464.20x = 238,143,241.31
  5. Step 5: Solve for x
    x = 238,143,241.31/18,464.20
  6. Step 6: Final answer
    x = 12,897.57

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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.