Home / 49,546.08-68,371.20-28,327.68

Finding the Fourth Proportional to 49,546.08, 68,371.20 and 28,327.68

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Solution

The fourth proportional to 49,546.08, 68,371.20 and 28,327.68 is: 39,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,546.08 : 68,371.20 = 28,327.68 : x
  2. Step 2: Convert to fraction form
    49,546.08/68,371.20 = 28,327.68/x
  3. Step 3: Cross multiply
    49,546.08x = 68,371.20 × 28,327.68
  4. Step 4: Simplify right side
    49,546.08x = 1,936,797,474.82
  5. Step 5: Solve for x
    x = 1,936,797,474.82/49,546.08
  6. Step 6: Final answer
    x = 39,090.83

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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.