Home / 49,608.62-68,465.88-28,387.44

Finding the Fourth Proportional to 49,608.62, 68,465.88 and 28,387.44

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Solution

The fourth proportional to 49,608.62, 68,465.88 and 28,387.44 is: 39,178.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,608.62 : 68,465.88 = 28,387.44 : x
  2. Step 2: Convert to fraction form
    49,608.62/68,465.88 = 28,387.44/x
  3. Step 3: Cross multiply
    49,608.62x = 68,465.88 × 28,387.44
  4. Step 4: Simplify right side
    49,608.62x = 1,943,571,060.55
  5. Step 5: Solve for x
    x = 1,943,571,060.55/49,608.62
  6. Step 6: Final answer
    x = 39,178.09

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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.