Home / 49,382.05-68,148.11-27,876.09

Finding the Fourth Proportional to 49,382.05, 68,148.11 and 27,876.09

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Solution

The fourth proportional to 49,382.05, 68,148.11 and 27,876.09 is: 38,469.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,382.05 : 68,148.11 = 27,876.09 : x
  2. Step 2: Convert to fraction form
    49,382.05/68,148.11 = 27,876.09/x
  3. Step 3: Cross multiply
    49,382.05x = 68,148.11 × 27,876.09
  4. Step 4: Simplify right side
    49,382.05x = 1,899,702,847.69
  5. Step 5: Solve for x
    x = 1,899,702,847.69/49,382.05
  6. Step 6: Final answer
    x = 38,469.50

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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.