Home / 33,811.10-50,723.85-10,439.90

Finding the Fourth Proportional to 33,811.10, 50,723.85 and 10,439.90

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Solution

The fourth proportional to 33,811.10, 50,723.85 and 10,439.90 is: 15,662.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,811.10 : 50,723.85 = 10,439.90 : x
  2. Step 2: Convert to fraction form
    33,811.10/50,723.85 = 10,439.90/x
  3. Step 3: Cross multiply
    33,811.10x = 50,723.85 × 10,439.90
  4. Step 4: Simplify right side
    33,811.10x = 529,551,921.62
  5. Step 5: Solve for x
    x = 529,551,921.62/33,811.10
  6. Step 6: Final answer
    x = 15,662.07

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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.