Home / 19,914.42-29,843.68-15,736.04

Finding the Fourth Proportional to 19,914.42, 29,843.68 and 15,736.04

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Solution

The fourth proportional to 19,914.42, 29,843.68 and 15,736.04 is: 23,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.42 : 29,843.68 = 15,736.04 : x
  2. Step 2: Convert to fraction form
    19,914.42/29,843.68 = 15,736.04/x
  3. Step 3: Cross multiply
    19,914.42x = 29,843.68 × 15,736.04
  4. Step 4: Simplify right side
    19,914.42x = 469,621,342.23
  5. Step 5: Solve for x
    x = 469,621,342.23/19,914.42
  6. Step 6: Final answer
    x = 23,581.97

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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.