Home / 18,052.11-27,074.07-8,687.34

Finding the Fourth Proportional to 18,052.11, 27,074.07 and 8,687.34

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Solution

The fourth proportional to 18,052.11, 27,074.07 and 8,687.34 is: 13,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,052.11 : 27,074.07 = 8,687.34 : x
  2. Step 2: Convert to fraction form
    18,052.11/27,074.07 = 8,687.34/x
  3. Step 3: Cross multiply
    18,052.11x = 27,074.07 × 8,687.34
  4. Step 4: Simplify right side
    18,052.11x = 235,201,651.27
  5. Step 5: Solve for x
    x = 235,201,651.27/18,052.11
  6. Step 6: Final answer
    x = 13,029.04

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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.