Home / 41,198.02-61,796.14-13,120.01

Finding the Fourth Proportional to 41,198.02, 61,796.14 and 13,120.01

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Solution

The fourth proportional to 41,198.02, 61,796.14 and 13,120.01 is: 19,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,198.02 : 61,796.14 = 13,120.01 : x
  2. Step 2: Convert to fraction form
    41,198.02/61,796.14 = 13,120.01/x
  3. Step 3: Cross multiply
    41,198.02x = 61,796.14 × 13,120.01
  4. Step 4: Simplify right side
    41,198.02x = 810,765,974.76
  5. Step 5: Solve for x
    x = 810,765,974.76/41,198.02
  6. Step 6: Final answer
    x = 19,679.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.