Home / 49,560.49-68,376.81-28,324.72

Finding the Fourth Proportional to 49,560.49, 68,376.81 and 28,324.72

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Solution

The fourth proportional to 49,560.49, 68,376.81 and 28,324.72 is: 39,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,560.49 : 68,376.81 = 28,324.72 : x
  2. Step 2: Convert to fraction form
    49,560.49/68,376.81 = 28,324.72/x
  3. Step 3: Cross multiply
    49,560.49x = 68,376.81 × 28,324.72
  4. Step 4: Simplify right side
    49,560.49x = 1,936,753,997.74
  5. Step 5: Solve for x
    x = 1,936,753,997.74/49,560.49
  6. Step 6: Final answer
    x = 39,078.59

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1.5x scale

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.