Home / 29,370.20-43,971.46-19,489.82

Finding the Fourth Proportional to 29,370.20, 43,971.46 and 19,489.82

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Solution

The fourth proportional to 29,370.20, 43,971.46 and 19,489.82 is: 29,179.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,370.20 : 43,971.46 = 19,489.82 : x
  2. Step 2: Convert to fraction form
    29,370.20/43,971.46 = 19,489.82/x
  3. Step 3: Cross multiply
    29,370.20x = 43,971.46 × 19,489.82
  4. Step 4: Simplify right side
    29,370.20x = 856,995,571.96
  5. Step 5: Solve for x
    x = 856,995,571.96/29,370.20
  6. Step 6: Final answer
    x = 29,179.09

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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.