Home / 28,777.33-43,169.64-8,000.83

Finding the Fourth Proportional to 28,777.33, 43,169.64 and 8,000.83

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Solution

The fourth proportional to 28,777.33, 43,169.64 and 8,000.83 is: 12,002.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,777.33 : 43,169.64 = 8,000.83 : x
  2. Step 2: Convert to fraction form
    28,777.33/43,169.64 = 8,000.83/x
  3. Step 3: Cross multiply
    28,777.33x = 43,169.64 × 8,000.83
  4. Step 4: Simplify right side
    28,777.33x = 345,392,842.88
  5. Step 5: Solve for x
    x = 345,392,842.88/28,777.33
  6. Step 6: Final answer
    x = 12,002.26

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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.