Home / 16,213.20-24,285.96-8,398.32

Finding the Fourth Proportional to 16,213.20, 24,285.96 and 8,398.32

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Solution

The fourth proportional to 16,213.20, 24,285.96 and 8,398.32 is: 12,579.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,213.20 : 24,285.96 = 8,398.32 : x
  2. Step 2: Convert to fraction form
    16,213.20/24,285.96 = 8,398.32/x
  3. Step 3: Cross multiply
    16,213.20x = 24,285.96 × 8,398.32
  4. Step 4: Simplify right side
    16,213.20x = 203,961,263.59
  5. Step 5: Solve for x
    x = 203,961,263.59/16,213.20
  6. Step 6: Final answer
    x = 12,579.95

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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.