Home / 28,997.94-43,463.43-13,179.27

Finding the Fourth Proportional to 28,997.94, 43,463.43 and 13,179.27

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Solution

The fourth proportional to 28,997.94, 43,463.43 and 13,179.27 is: 19,753.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997.94 : 43,463.43 = 13,179.27 : x
  2. Step 2: Convert to fraction form
    28,997.94/43,463.43 = 13,179.27/x
  3. Step 3: Cross multiply
    28,997.94x = 43,463.43 × 13,179.27
  4. Step 4: Simplify right side
    28,997.94x = 572,816,279.10
  5. Step 5: Solve for x
    x = 572,816,279.10/28,997.94
  6. Step 6: Final answer
    x = 19,753.69

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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.