Home / 19,767.80-29,651.73-4,976.72

Finding the Fourth Proportional to 19,767.80, 29,651.73 and 4,976.72

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Solution

The fourth proportional to 19,767.80, 29,651.73 and 4,976.72 is: 7,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,767.80 : 29,651.73 = 4,976.72 : x
  2. Step 2: Convert to fraction form
    19,767.80/29,651.73 = 4,976.72/x
  3. Step 3: Cross multiply
    19,767.80x = 29,651.73 × 4,976.72
  4. Step 4: Simplify right side
    19,767.80x = 147,568,357.73
  5. Step 5: Solve for x
    x = 147,568,357.73/19,767.80
  6. Step 6: Final answer
    x = 7,465.09

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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.