Home / 29,170.50-43,736.31-13,579.62

Finding the Fourth Proportional to 29,170.50, 43,736.31 and 13,579.62

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Solution

The fourth proportional to 29,170.50, 43,736.31 and 13,579.62 is: 20,360.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,170.50 : 43,736.31 = 13,579.62 : x
  2. Step 2: Convert to fraction form
    29,170.50/43,736.31 = 13,579.62/x
  3. Step 3: Cross multiply
    29,170.50x = 43,736.31 × 13,579.62
  4. Step 4: Simplify right side
    29,170.50x = 593,922,470.00
  5. Step 5: Solve for x
    x = 593,922,470.00/29,170.50
  6. Step 6: Final answer
    x = 20,360.38

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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.