Home / 49,832.10-68,765.82-28,319.04

Finding the Fourth Proportional to 49,832.10, 68,765.82 and 28,319.04

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Solution

The fourth proportional to 49,832.10, 68,765.82 and 28,319.04 is: 39,078.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,832.10 : 68,765.82 = 28,319.04 : x
  2. Step 2: Convert to fraction form
    49,832.10/68,765.82 = 28,319.04/x
  3. Step 3: Cross multiply
    49,832.10x = 68,765.82 × 28,319.04
  4. Step 4: Simplify right side
    49,832.10x = 1,947,382,007.21
  5. Step 5: Solve for x
    x = 1,947,382,007.21/49,832.10
  6. Step 6: Final answer
    x = 39,078.87

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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.