Home / 34,218.56-51,233.16-17,542.64

Finding the Fourth Proportional to 34,218.56, 51,233.16 and 17,542.64

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Solution

The fourth proportional to 34,218.56, 51,233.16 and 17,542.64 is: 26,265.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,218.56 : 51,233.16 = 17,542.64 : x
  2. Step 2: Convert to fraction form
    34,218.56/51,233.16 = 17,542.64/x
  3. Step 3: Cross multiply
    34,218.56x = 51,233.16 × 17,542.64
  4. Step 4: Simplify right side
    34,218.56x = 898,764,881.94
  5. Step 5: Solve for x
    x = 898,764,881.94/34,218.56
  6. Step 6: Final answer
    x = 26,265.42

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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.