Home / 19,936.52-29,923.31-10,082.87

Finding the Fourth Proportional to 19,936.52, 29,923.31 and 10,082.87

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Solution

The fourth proportional to 19,936.52, 29,923.31 and 10,082.87 is: 15,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.52 : 29,923.31 = 10,082.87 : x
  2. Step 2: Convert to fraction form
    19,936.52/29,923.31 = 10,082.87/x
  3. Step 3: Cross multiply
    19,936.52x = 29,923.31 × 10,082.87
  4. Step 4: Simplify right side
    19,936.52x = 301,712,844.70
  5. Step 5: Solve for x
    x = 301,712,844.70/19,936.52
  6. Step 6: Final answer
    x = 15,133.68

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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.