Home / 48,942.16-67,553.52-28,805.50

Finding the Fourth Proportional to 48,942.16, 67,553.52 and 28,805.50

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Solution

The fourth proportional to 48,942.16, 67,553.52 and 28,805.50 is: 39,759.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,942.16 : 67,553.52 = 28,805.50 : x
  2. Step 2: Convert to fraction form
    48,942.16/67,553.52 = 28,805.50/x
  3. Step 3: Cross multiply
    48,942.16x = 67,553.52 × 28,805.50
  4. Step 4: Simplify right side
    48,942.16x = 1,945,912,920.36
  5. Step 5: Solve for x
    x = 1,945,912,920.36/48,942.16
  6. Step 6: Final answer
    x = 39,759.44

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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.