Home / 18,310.18-27,433.90-9,996.02

Finding the Fourth Proportional to 18,310.18, 27,433.90 and 9,996.02

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Solution

The fourth proportional to 18,310.18, 27,433.90 and 9,996.02 is: 14,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.18 : 27,433.90 = 9,996.02 : x
  2. Step 2: Convert to fraction form
    18,310.18/27,433.90 = 9,996.02/x
  3. Step 3: Cross multiply
    18,310.18x = 27,433.90 × 9,996.02
  4. Step 4: Simplify right side
    18,310.18x = 274,229,813.08
  5. Step 5: Solve for x
    x = 274,229,813.08/18,310.18
  6. Step 6: Final answer
    x = 14,976.90

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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.