Home / 12,236.20-18,344.16-10,150.44

Finding the Fourth Proportional to 12,236.20, 18,344.16 and 10,150.44

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Solution

The fourth proportional to 12,236.20, 18,344.16 and 10,150.44 is: 15,217.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.20 : 18,344.16 = 10,150.44 : x
  2. Step 2: Convert to fraction form
    12,236.20/18,344.16 = 10,150.44/x
  3. Step 3: Cross multiply
    12,236.20x = 18,344.16 × 10,150.44
  4. Step 4: Simplify right side
    12,236.20x = 186,201,295.43
  5. Step 5: Solve for x
    x = 186,201,295.43/12,236.20
  6. Step 6: Final answer
    x = 15,217.25

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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.