Home / 18,158.09-27,245.35-9,268.83

Finding the Fourth Proportional to 18,158.09, 27,245.35 and 9,268.83

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Solution

The fourth proportional to 18,158.09, 27,245.35 and 9,268.83 is: 13,907.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,158.09 : 27,245.35 = 9,268.83 : x
  2. Step 2: Convert to fraction form
    18,158.09/27,245.35 = 9,268.83/x
  3. Step 3: Cross multiply
    18,158.09x = 27,245.35 × 9,268.83
  4. Step 4: Simplify right side
    18,158.09x = 252,532,361.95
  5. Step 5: Solve for x
    x = 252,532,361.95/18,158.09
  6. Step 6: Final answer
    x = 13,907.43

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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.