Home / 49,631.80-68,494.92-28,410.56

Finding the Fourth Proportional to 49,631.80, 68,494.92 and 28,410.56

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Solution

The fourth proportional to 49,631.80, 68,494.92 and 28,410.56 is: 39,208.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,631.80 : 68,494.92 = 28,410.56 : x
  2. Step 2: Convert to fraction form
    49,631.80/68,494.92 = 28,410.56/x
  3. Step 3: Cross multiply
    49,631.80x = 68,494.92 × 28,410.56
  4. Step 4: Simplify right side
    49,631.80x = 1,945,979,034.36
  5. Step 5: Solve for x
    x = 1,945,979,034.36/49,631.80
  6. Step 6: Final answer
    x = 39,208.31

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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.