Home / 34,120.14-51,155.97-13,042.43

Finding the Fourth Proportional to 34,120.14, 51,155.97 and 13,042.43

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Solution

The fourth proportional to 34,120.14, 51,155.97 and 13,042.43 is: 19,554.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.14 : 51,155.97 = 13,042.43 : x
  2. Step 2: Convert to fraction form
    34,120.14/51,155.97 = 13,042.43/x
  3. Step 3: Cross multiply
    34,120.14x = 51,155.97 × 13,042.43
  4. Step 4: Simplify right side
    34,120.14x = 667,197,902.03
  5. Step 5: Solve for x
    x = 667,197,902.03/34,120.14
  6. Step 6: Final answer
    x = 19,554.37

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1.5x scale

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.