Home / 16,331.20-24,480.60-8,004.40

Finding the Fourth Proportional to 16,331.20, 24,480.60 and 8,004.40

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Solution

The fourth proportional to 16,331.20, 24,480.60 and 8,004.40 is: 11,998.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331.20 : 24,480.60 = 8,004.40 : x
  2. Step 2: Convert to fraction form
    16,331.20/24,480.60 = 8,004.40/x
  3. Step 3: Cross multiply
    16,331.20x = 24,480.60 × 8,004.40
  4. Step 4: Simplify right side
    16,331.20x = 195,952,514.64
  5. Step 5: Solve for x
    x = 195,952,514.64/16,331.20
  6. Step 6: Final answer
    x = 11,998.66

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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.