Home / 33,777.22-50,665.85-8,817.20

Finding the Fourth Proportional to 33,777.22, 50,665.85 and 8,817.20

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Solution

The fourth proportional to 33,777.22, 50,665.85 and 8,817.20 is: 13,225.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,777.22 : 50,665.85 = 8,817.20 : x
  2. Step 2: Convert to fraction form
    33,777.22/50,665.85 = 8,817.20/x
  3. Step 3: Cross multiply
    33,777.22x = 50,665.85 × 8,817.20
  4. Step 4: Simplify right side
    33,777.22x = 446,730,932.62
  5. Step 5: Solve for x
    x = 446,730,932.62/33,777.22
  6. Step 6: Final answer
    x = 13,225.81

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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.