Home / 16,467.20-22,737.84-15,207.80

Finding the Fourth Proportional to 16,467.20, 22,737.84 and 15,207.80

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Solution

The fourth proportional to 16,467.20, 22,737.84 and 15,207.80 is: 20,998.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,467.20 : 22,737.84 = 15,207.80 : x
  2. Step 2: Convert to fraction form
    16,467.20/22,737.84 = 15,207.80/x
  3. Step 3: Cross multiply
    16,467.20x = 22,737.84 × 15,207.80
  4. Step 4: Simplify right side
    16,467.20x = 345,792,523.24
  5. Step 5: Solve for x
    x = 345,792,523.24/16,467.20
  6. Step 6: Final answer
    x = 20,998.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.