Home / 49,839.18-68,762.87-28,327.31

Finding the Fourth Proportional to 49,839.18, 68,762.87 and 28,327.31

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Solution

The fourth proportional to 49,839.18, 68,762.87 and 28,327.31 is: 39,083.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,839.18 : 68,762.87 = 28,327.31 : x
  2. Step 2: Convert to fraction form
    49,839.18/68,762.87 = 28,327.31/x
  3. Step 3: Cross multiply
    49,839.18x = 68,762.87 × 28,327.31
  4. Step 4: Simplify right side
    49,839.18x = 1,947,866,649.53
  5. Step 5: Solve for x
    x = 1,947,866,649.53/49,839.18
  6. Step 6: Final answer
    x = 39,083.04

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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.