Home / 19,896.97-29,844.66-6,749.37

Finding the Fourth Proportional to 19,896.97, 29,844.66 and 6,749.37

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Solution

The fourth proportional to 19,896.97, 29,844.66 and 6,749.37 is: 10,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,896.97 : 29,844.66 = 6,749.37 : x
  2. Step 2: Convert to fraction form
    19,896.97/29,844.66 = 6,749.37/x
  3. Step 3: Cross multiply
    19,896.97x = 29,844.66 × 6,749.37
  4. Step 4: Simplify right side
    19,896.97x = 201,432,619.12
  5. Step 5: Solve for x
    x = 201,432,619.12/19,896.97
  6. Step 6: Final answer
    x = 10,123.78

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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.