Home / 49,086.20-67,739.28-27,865.82

Finding the Fourth Proportional to 49,086.20, 67,739.28 and 27,865.82

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Solution

The fourth proportional to 49,086.20, 67,739.28 and 27,865.82 is: 38,455.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,086.20 : 67,739.28 = 27,865.82 : x
  2. Step 2: Convert to fraction form
    49,086.20/67,739.28 = 27,865.82/x
  3. Step 3: Cross multiply
    49,086.20x = 67,739.28 × 27,865.82
  4. Step 4: Simplify right side
    49,086.20x = 1,887,610,583.41
  5. Step 5: Solve for x
    x = 1,887,610,583.41/49,086.20
  6. Step 6: Final answer
    x = 38,455.02

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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.