Home / 18,286.80-27,428.83-6,600.02

Finding the Fourth Proportional to 18,286.80, 27,428.83 and 6,600.02

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Solution

The fourth proportional to 18,286.80, 27,428.83 and 6,600.02 is: 9,899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,286.80 : 27,428.83 = 6,600.02 : x
  2. Step 2: Convert to fraction form
    18,286.80/27,428.83 = 6,600.02/x
  3. Step 3: Cross multiply
    18,286.80x = 27,428.83 × 6,600.02
  4. Step 4: Simplify right side
    18,286.80x = 181,030,672.93
  5. Step 5: Solve for x
    x = 181,030,672.93/18,286.80
  6. Step 6: Final answer
    x = 9,899.53

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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.