Home / 25,174.06-34,739.49-13,843.54

Finding the Fourth Proportional to 25,174.06, 34,739.49 and 13,843.54

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Solution

The fourth proportional to 25,174.06, 34,739.49 and 13,843.54 is: 19,103.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,174.06 : 34,739.49 = 13,843.54 : x
  2. Step 2: Convert to fraction form
    25,174.06/34,739.49 = 13,843.54/x
  3. Step 3: Cross multiply
    25,174.06x = 34,739.49 × 13,843.54
  4. Step 4: Simplify right side
    25,174.06x = 480,917,519.39
  5. Step 5: Solve for x
    x = 480,917,519.39/25,174.06
  6. Step 6: Final answer
    x = 19,103.69

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1.5x scale

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.