Home / 16,138.60-24,196.80-8,225.80

Finding the Fourth Proportional to 16,138.60, 24,196.80 and 8,225.80

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Solution

The fourth proportional to 16,138.60, 24,196.80 and 8,225.80 is: 12,333.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138.60 : 24,196.80 = 8,225.80 : x
  2. Step 2: Convert to fraction form
    16,138.60/24,196.80 = 8,225.80/x
  3. Step 3: Cross multiply
    16,138.60x = 24,196.80 × 8,225.80
  4. Step 4: Simplify right side
    16,138.60x = 199,038,037.44
  5. Step 5: Solve for x
    x = 199,038,037.44/16,138.60
  6. Step 6: Final answer
    x = 12,333.04

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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.