Home / 29,556.50-40,793.22-17,620.61

Finding the Fourth Proportional to 29,556.50, 40,793.22 and 17,620.61

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Solution

The fourth proportional to 29,556.50, 40,793.22 and 17,620.61 is: 24,319.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,556.50 : 40,793.22 = 17,620.61 : x
  2. Step 2: Convert to fraction form
    29,556.50/40,793.22 = 17,620.61/x
  3. Step 3: Cross multiply
    29,556.50x = 40,793.22 × 17,620.61
  4. Step 4: Simplify right side
    29,556.50x = 718,801,216.30
  5. Step 5: Solve for x
    x = 718,801,216.30/29,556.50
  6. Step 6: Final answer
    x = 24,319.57

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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.