Home / 16,135.60-24,192.30-8,222.80

Finding the Fourth Proportional to 16,135.60, 24,192.30 and 8,222.80

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Solution

The fourth proportional to 16,135.60, 24,192.30 and 8,222.80 is: 12,328.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.60 : 24,192.30 = 8,222.80 : x
  2. Step 2: Convert to fraction form
    16,135.60/24,192.30 = 8,222.80/x
  3. Step 3: Cross multiply
    16,135.60x = 24,192.30 × 8,222.80
  4. Step 4: Simplify right side
    16,135.60x = 198,928,444.44
  5. Step 5: Solve for x
    x = 198,928,444.44/16,135.60
  6. Step 6: Final answer
    x = 12,328.54

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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.