Home / 18,093.42-27,140.49-11,892.96

Finding the Fourth Proportional to 18,093.42, 27,140.49 and 11,892.96

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Solution

The fourth proportional to 18,093.42, 27,140.49 and 11,892.96 is: 17,839.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.42 : 27,140.49 = 11,892.96 : x
  2. Step 2: Convert to fraction form
    18,093.42/27,140.49 = 11,892.96/x
  3. Step 3: Cross multiply
    18,093.42x = 27,140.49 × 11,892.96
  4. Step 4: Simplify right side
    18,093.42x = 322,780,761.95
  5. Step 5: Solve for x
    x = 322,780,761.95/18,093.42
  6. Step 6: Final answer
    x = 17,839.68

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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.