Home / 16,234.20-24,317.28-8,419.32

Finding the Fourth Proportional to 16,234.20, 24,317.28 and 8,419.32

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Solution

The fourth proportional to 16,234.20, 24,317.28 and 8,419.32 is: 12,611.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,234.20 : 24,317.28 = 8,419.32 : x
  2. Step 2: Convert to fraction form
    16,234.20/24,317.28 = 8,419.32/x
  3. Step 3: Cross multiply
    16,234.20x = 24,317.28 × 8,419.32
  4. Step 4: Simplify right side
    16,234.20x = 204,734,961.85
  5. Step 5: Solve for x
    x = 204,734,961.85/16,234.20
  6. Step 6: Final answer
    x = 12,611.34

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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.