Home / 49,846.80-68,792.70-28,343.31

Finding the Fourth Proportional to 49,846.80, 68,792.70 and 28,343.31

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Solution

The fourth proportional to 49,846.80, 68,792.70 and 28,343.31 is: 39,116.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,846.80 : 68,792.70 = 28,343.31 : x
  2. Step 2: Convert to fraction form
    49,846.80/68,792.70 = 28,343.31/x
  3. Step 3: Cross multiply
    49,846.80x = 68,792.70 × 28,343.31
  4. Step 4: Simplify right side
    49,846.80x = 1,949,812,821.84
  5. Step 5: Solve for x
    x = 1,949,812,821.84/49,846.80
  6. Step 6: Final answer
    x = 39,116.11

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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.