Home / 52,744.08-72,786.94-28,872.28

Finding the Fourth Proportional to 52,744.08, 72,786.94 and 28,872.28

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Solution

The fourth proportional to 52,744.08, 72,786.94 and 28,872.28 is: 39,843.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,744.08 : 72,786.94 = 28,872.28 : x
  2. Step 2: Convert to fraction form
    52,744.08/72,786.94 = 28,872.28/x
  3. Step 3: Cross multiply
    52,744.08x = 72,786.94 × 28,872.28
  4. Step 4: Simplify right side
    52,744.08x = 2,101,524,912.02
  5. Step 5: Solve for x
    x = 2,101,524,912.02/52,744.08
  6. Step 6: Final answer
    x = 39,843.81

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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.