Home / 49,541.97-68,369.10-28,323.21

Finding the Fourth Proportional to 49,541.97, 68,369.10 and 28,323.21

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Solution

The fourth proportional to 49,541.97, 68,369.10 and 28,323.21 is: 39,086.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,541.97 : 68,369.10 = 28,323.21 : x
  2. Step 2: Convert to fraction form
    49,541.97/68,369.10 = 28,323.21/x
  3. Step 3: Cross multiply
    49,541.97x = 68,369.10 × 28,323.21
  4. Step 4: Simplify right side
    49,541.97x = 1,936,432,376.81
  5. Step 5: Solve for x
    x = 1,936,432,376.81/49,541.97
  6. Step 6: Final answer
    x = 39,086.71

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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.