Home / 49,797.57-68,718-28,575.44

Finding the Fourth Proportional to 49,797.57, 68,718 and 28,575.44

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Solution

The fourth proportional to 49,797.57, 68,718 and 28,575.44 is: 39,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,797.57 : 68,718 = 28,575.44 : x
  2. Step 2: Convert to fraction form
    49,797.57/68,718 = 28,575.44/x
  3. Step 3: Cross multiply
    49,797.57x = 68,718 × 28,575.44
  4. Step 4: Simplify right side
    49,797.57x = 1,963,647,085.92
  5. Step 5: Solve for x
    x = 1,963,647,085.92/49,797.57
  6. Step 6: Final answer
    x = 39,432.59

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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.