Home / 34,067.76-47,006.33-19,917.87

Finding the Fourth Proportional to 34,067.76, 47,006.33 and 19,917.87

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Solution

The fourth proportional to 34,067.76, 47,006.33 and 19,917.87 is: 27,482.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,067.76 : 47,006.33 = 19,917.87 : x
  2. Step 2: Convert to fraction form
    34,067.76/47,006.33 = 19,917.87/x
  3. Step 3: Cross multiply
    34,067.76x = 47,006.33 × 19,917.87
  4. Step 4: Simplify right side
    34,067.76x = 936,265,870.53
  5. Step 5: Solve for x
    x = 936,265,870.53/34,067.76
  6. Step 6: Final answer
    x = 27,482.46

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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.