Home / 32,553.45-48,793.73-18,520.20

Finding the Fourth Proportional to 32,553.45, 48,793.73 and 18,520.20

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Solution

The fourth proportional to 32,553.45, 48,793.73 and 18,520.20 is: 27,759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,553.45 : 48,793.73 = 18,520.20 : x
  2. Step 2: Convert to fraction form
    32,553.45/48,793.73 = 18,520.20/x
  3. Step 3: Cross multiply
    32,553.45x = 48,793.73 × 18,520.20
  4. Step 4: Simplify right side
    32,553.45x = 903,669,545.75
  5. Step 5: Solve for x
    x = 903,669,545.75/32,553.45
  6. Step 6: Final answer
    x = 27,759.56

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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.