Home / 16,330.67-24,490.20-8,424.80

Finding the Fourth Proportional to 16,330.67, 24,490.20 and 8,424.80

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Solution

The fourth proportional to 16,330.67, 24,490.20 and 8,424.80 is: 12,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,330.67 : 24,490.20 = 8,424.80 : x
  2. Step 2: Convert to fraction form
    16,330.67/24,490.20 = 8,424.80/x
  3. Step 3: Cross multiply
    16,330.67x = 24,490.20 × 8,424.80
  4. Step 4: Simplify right side
    16,330.67x = 206,325,036.96
  5. Step 5: Solve for x
    x = 206,325,036.96/16,330.67
  6. Step 6: Final answer
    x = 12,634.21

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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.