Home / 29,830.28-41,174.34-19,760.36

Finding the Fourth Proportional to 29,830.28, 41,174.34 and 19,760.36

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Solution

The fourth proportional to 29,830.28, 41,174.34 and 19,760.36 is: 27,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,830.28 : 41,174.34 = 19,760.36 : x
  2. Step 2: Convert to fraction form
    29,830.28/41,174.34 = 19,760.36/x
  3. Step 3: Cross multiply
    29,830.28x = 41,174.34 × 19,760.36
  4. Step 4: Simplify right side
    29,830.28x = 813,619,781.16
  5. Step 5: Solve for x
    x = 813,619,781.16/29,830.28
  6. Step 6: Final answer
    x = 27,274.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.