Home / 19,912.82-29,887.68-10,059.02

Finding the Fourth Proportional to 19,912.82, 29,887.68 and 10,059.02

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Solution

The fourth proportional to 19,912.82, 29,887.68 and 10,059.02 is: 15,097.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,912.82 : 29,887.68 = 10,059.02 : x
  2. Step 2: Convert to fraction form
    19,912.82/29,887.68 = 10,059.02/x
  3. Step 3: Cross multiply
    19,912.82x = 29,887.68 × 10,059.02
  4. Step 4: Simplify right side
    19,912.82x = 300,640,621.44
  5. Step 5: Solve for x
    x = 300,640,621.44/19,912.82
  6. Step 6: Final answer
    x = 15,097.85

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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.