Home / 49,872.07-68,826.09-28,652.71

Finding the Fourth Proportional to 49,872.07, 68,826.09 and 28,652.71

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Solution

The fourth proportional to 49,872.07, 68,826.09 and 28,652.71 is: 39,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,872.07 : 68,826.09 = 28,652.71 : x
  2. Step 2: Convert to fraction form
    49,872.07/68,826.09 = 28,652.71/x
  3. Step 3: Cross multiply
    49,872.07x = 68,826.09 × 28,652.71
  4. Step 4: Simplify right side
    49,872.07x = 1,972,053,997.20
  5. Step 5: Solve for x
    x = 1,972,053,997.20/49,872.07
  6. Step 6: Final answer
    x = 39,542.25

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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.