Home / 26,067.54-39,071.97-12,929.34

Finding the Fourth Proportional to 26,067.54, 39,071.97 and 12,929.34

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Solution

The fourth proportional to 26,067.54, 39,071.97 and 12,929.34 is: 19,379.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,067.54 : 39,071.97 = 12,929.34 : x
  2. Step 2: Convert to fraction form
    26,067.54/39,071.97 = 12,929.34/x
  3. Step 3: Cross multiply
    26,067.54x = 39,071.97 × 12,929.34
  4. Step 4: Simplify right side
    26,067.54x = 505,174,784.60
  5. Step 5: Solve for x
    x = 505,174,784.60/26,067.54
  6. Step 6: Final answer
    x = 19,379.46

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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.