Home / 34,067.52-47,011.32-19,919.52

Finding the Fourth Proportional to 34,067.52, 47,011.32 and 19,919.52

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Solution

The fourth proportional to 34,067.52, 47,011.32 and 19,919.52 is: 27,487.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,067.52 : 47,011.32 = 19,919.52 : x
  2. Step 2: Convert to fraction form
    34,067.52/47,011.32 = 19,919.52/x
  3. Step 3: Cross multiply
    34,067.52x = 47,011.32 × 19,919.52
  4. Step 4: Simplify right side
    34,067.52x = 936,442,928.97
  5. Step 5: Solve for x
    x = 936,442,928.97/34,067.52
  6. Step 6: Final answer
    x = 27,487.85

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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.