Home / 48,651.82-67,139.44-27,431.10

Finding the Fourth Proportional to 48,651.82, 67,139.44 and 27,431.10

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Solution

The fourth proportional to 48,651.82, 67,139.44 and 27,431.10 is: 37,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,651.82 : 67,139.44 = 27,431.10 : x
  2. Step 2: Convert to fraction form
    48,651.82/67,139.44 = 27,431.10/x
  3. Step 3: Cross multiply
    48,651.82x = 67,139.44 × 27,431.10
  4. Step 4: Simplify right side
    48,651.82x = 1,841,708,692.58
  5. Step 5: Solve for x
    x = 1,841,708,692.58/48,651.82
  6. Step 6: Final answer
    x = 37,854.88

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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.