Home / 29,972.43-41,361.39-16,542.90

Finding the Fourth Proportional to 29,972.43, 41,361.39 and 16,542.90

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Solution

The fourth proportional to 29,972.43, 41,361.39 and 16,542.90 is: 22,828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,972.43 : 41,361.39 = 16,542.90 : x
  2. Step 2: Convert to fraction form
    29,972.43/41,361.39 = 16,542.90/x
  3. Step 3: Cross multiply
    29,972.43x = 41,361.39 × 16,542.90
  4. Step 4: Simplify right side
    29,972.43x = 684,237,338.63
  5. Step 5: Solve for x
    x = 684,237,338.63/29,972.43
  6. Step 6: Final answer
    x = 22,828.89

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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.