Home / 29,277.20-43,912.48-8,218.96

Finding the Fourth Proportional to 29,277.20, 43,912.48 and 8,218.96

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Solution

The fourth proportional to 29,277.20, 43,912.48 and 8,218.96 is: 12,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,277.20 : 43,912.48 = 8,218.96 : x
  2. Step 2: Convert to fraction form
    29,277.20/43,912.48 = 8,218.96/x
  3. Step 3: Cross multiply
    29,277.20x = 43,912.48 × 8,218.96
  4. Step 4: Simplify right side
    29,277.20x = 360,914,916.62
  5. Step 5: Solve for x
    x = 360,914,916.62/29,277.20
  6. Step 6: Final answer
    x = 12,327.51

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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.