Home / 18,604.35-27,909.29-6,122.05

Finding the Fourth Proportional to 18,604.35, 27,909.29 and 6,122.05

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Solution

The fourth proportional to 18,604.35, 27,909.29 and 6,122.05 is: 9,183.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.35 : 27,909.29 = 6,122.05 : x
  2. Step 2: Convert to fraction form
    18,604.35/27,909.29 = 6,122.05/x
  3. Step 3: Cross multiply
    18,604.35x = 27,909.29 × 6,122.05
  4. Step 4: Simplify right side
    18,604.35x = 170,862,014.38
  5. Step 5: Solve for x
    x = 170,862,014.38/18,604.35
  6. Step 6: Final answer
    x = 9,183.98

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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.