Home / 49,957.74-68,939.70-28,450.43

Finding the Fourth Proportional to 49,957.74, 68,939.70 and 28,450.43

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Solution

The fourth proportional to 49,957.74, 68,939.70 and 28,450.43 is: 39,260.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,957.74 : 68,939.70 = 28,450.43 : x
  2. Step 2: Convert to fraction form
    49,957.74/68,939.70 = 28,450.43/x
  3. Step 3: Cross multiply
    49,957.74x = 68,939.70 × 28,450.43
  4. Step 4: Simplify right side
    49,957.74x = 1,961,363,764.37
  5. Step 5: Solve for x
    x = 1,961,363,764.37/49,957.74
  6. Step 6: Final answer
    x = 39,260.46

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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.