Home / 34,067.27-47,015.09-18,959.76

Finding the Fourth Proportional to 34,067.27, 47,015.09 and 18,959.76

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Solution

The fourth proportional to 34,067.27, 47,015.09 and 18,959.76 is: 26,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,067.27 : 47,015.09 = 18,959.76 : x
  2. Step 2: Convert to fraction form
    34,067.27/47,015.09 = 18,959.76/x
  3. Step 3: Cross multiply
    34,067.27x = 47,015.09 × 18,959.76
  4. Step 4: Simplify right side
    34,067.27x = 891,394,727.98
  5. Step 5: Solve for x
    x = 891,394,727.98/34,067.27
  6. Step 6: Final answer
    x = 26,165.73

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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.