Home / 30,974.00-46,449.68-13,206.47

Finding the Fourth Proportional to 30,974.00, 46,449.68 and 13,206.47

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Solution

The fourth proportional to 30,974.00, 46,449.68 and 13,206.47 is: 19,804.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,974.00 : 46,449.68 = 13,206.47 : x
  2. Step 2: Convert to fraction form
    30,974.00/46,449.68 = 13,206.47/x
  3. Step 3: Cross multiply
    30,974.00x = 46,449.68 × 13,206.47
  4. Step 4: Simplify right side
    30,974.00x = 613,436,007.15
  5. Step 5: Solve for x
    x = 613,436,007.15/30,974.00
  6. Step 6: Final answer
    x = 19,804.87

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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.