Home / 18,164.20-27,246.30-15,226.60

Finding the Fourth Proportional to 18,164.20, 27,246.30 and 15,226.60

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Solution

The fourth proportional to 18,164.20, 27,246.30 and 15,226.60 is: 22,839.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164.20 : 27,246.30 = 15,226.60 : x
  2. Step 2: Convert to fraction form
    18,164.20/27,246.30 = 15,226.60/x
  3. Step 3: Cross multiply
    18,164.20x = 27,246.30 × 15,226.60
  4. Step 4: Simplify right side
    18,164.20x = 414,868,511.58
  5. Step 5: Solve for x
    x = 414,868,511.58/18,164.20
  6. Step 6: Final answer
    x = 22,839.90

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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.