Home / 16,144.20-24,216.30-12,207.60

Finding the Fourth Proportional to 16,144.20, 24,216.30 and 12,207.60

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Solution

The fourth proportional to 16,144.20, 24,216.30 and 12,207.60 is: 18,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,144.20 : 24,216.30 = 12,207.60 : x
  2. Step 2: Convert to fraction form
    16,144.20/24,216.30 = 12,207.60/x
  3. Step 3: Cross multiply
    16,144.20x = 24,216.30 × 12,207.60
  4. Step 4: Simplify right side
    16,144.20x = 295,622,903.88
  5. Step 5: Solve for x
    x = 295,622,903.88/16,144.20
  6. Step 6: Final answer
    x = 18,311.40

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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.