Home / 29,972.12-41,363.40-17,229.36

Finding the Fourth Proportional to 29,972.12, 41,363.40 and 17,229.36

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Solution

The fourth proportional to 29,972.12, 41,363.40 and 17,229.36 is: 23,777.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,972.12 : 41,363.40 = 17,229.36 : x
  2. Step 2: Convert to fraction form
    29,972.12/41,363.40 = 17,229.36/x
  3. Step 3: Cross multiply
    29,972.12x = 41,363.40 × 17,229.36
  4. Step 4: Simplify right side
    29,972.12x = 712,664,909.42
  5. Step 5: Solve for x
    x = 712,664,909.42/29,972.12
  6. Step 6: Final answer
    x = 23,777.59

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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.