Home / 34,067.09-47,001.65-20,634.05

Finding the Fourth Proportional to 34,067.09, 47,001.65 and 20,634.05

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Solution

The fourth proportional to 34,067.09, 47,001.65 and 20,634.05 is: 28,468.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,067.09 : 47,001.65 = 20,634.05 : x
  2. Step 2: Convert to fraction form
    34,067.09/47,001.65 = 20,634.05/x
  3. Step 3: Cross multiply
    34,067.09x = 47,001.65 × 20,634.05
  4. Step 4: Simplify right side
    34,067.09x = 969,834,293.01
  5. Step 5: Solve for x
    x = 969,834,293.01/34,067.09
  6. Step 6: Final answer
    x = 28,468.36

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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.