Home / 29,229.96-43,855.86-15,181.20

Finding the Fourth Proportional to 29,229.96, 43,855.86 and 15,181.20

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Solution

The fourth proportional to 29,229.96, 43,855.86 and 15,181.20 is: 22,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,229.96 : 43,855.86 = 15,181.20 : x
  2. Step 2: Convert to fraction form
    29,229.96/43,855.86 = 15,181.20/x
  3. Step 3: Cross multiply
    29,229.96x = 43,855.86 × 15,181.20
  4. Step 4: Simplify right side
    29,229.96x = 665,784,581.83
  5. Step 5: Solve for x
    x = 665,784,581.83/29,229.96
  6. Step 6: Final answer
    x = 22,777.47

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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.