Home / 49,843.14-68,783.21-28,621.95

Finding the Fourth Proportional to 49,843.14, 68,783.21 and 28,621.95

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Solution

The fourth proportional to 49,843.14, 68,783.21 and 28,621.95 is: 39,498.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,843.14 : 68,783.21 = 28,621.95 : x
  2. Step 2: Convert to fraction form
    49,843.14/68,783.21 = 28,621.95/x
  3. Step 3: Cross multiply
    49,843.14x = 68,783.21 × 28,621.95
  4. Step 4: Simplify right side
    49,843.14x = 1,968,709,454.35
  5. Step 5: Solve for x
    x = 1,968,709,454.35/49,843.14
  6. Step 6: Final answer
    x = 39,498.10

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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.