Home / 18,255.13-27,361.36-16,179.19

Finding the Fourth Proportional to 18,255.13, 27,361.36 and 16,179.19

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Solution

The fourth proportional to 18,255.13, 27,361.36 and 16,179.19 is: 24,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.13 : 27,361.36 = 16,179.19 : x
  2. Step 2: Convert to fraction form
    18,255.13/27,361.36 = 16,179.19/x
  3. Step 3: Cross multiply
    18,255.13x = 27,361.36 × 16,179.19
  4. Step 4: Simplify right side
    18,255.13x = 442,684,608.81
  5. Step 5: Solve for x
    x = 442,684,608.81/18,255.13
  6. Step 6: Final answer
    x = 24,249.88

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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.