Home / 34,090.20-51,143.37-10,716.66

Finding the Fourth Proportional to 34,090.20, 51,143.37 and 10,716.66

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Solution

The fourth proportional to 34,090.20, 51,143.37 and 10,716.66 is: 16,077.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,090.20 : 51,143.37 = 10,716.66 : x
  2. Step 2: Convert to fraction form
    34,090.20/51,143.37 = 10,716.66/x
  3. Step 3: Cross multiply
    34,090.20x = 51,143.37 × 10,716.66
  4. Step 4: Simplify right side
    34,090.20x = 548,086,107.54
  5. Step 5: Solve for x
    x = 548,086,107.54/34,090.20
  6. Step 6: Final answer
    x = 16,077.53

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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.