Home / 49,759.07-68,673.79-28,537.88

Finding the Fourth Proportional to 49,759.07, 68,673.79 and 28,537.88

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Solution

The fourth proportional to 49,759.07, 68,673.79 and 28,537.88 is: 39,385.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,759.07 : 68,673.79 = 28,537.88 : x
  2. Step 2: Convert to fraction form
    49,759.07/68,673.79 = 28,537.88/x
  3. Step 3: Cross multiply
    49,759.07x = 68,673.79 × 28,537.88
  4. Step 4: Simplify right side
    49,759.07x = 1,959,804,070.47
  5. Step 5: Solve for x
    x = 1,959,804,070.47/49,759.07
  6. Step 6: Final answer
    x = 39,385.87

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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.