Home / 21,467.97-29,619.73-13,914.62

Finding the Fourth Proportional to 21,467.97, 29,619.73 and 13,914.62

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Solution

The fourth proportional to 21,467.97, 29,619.73 and 13,914.62 is: 19,198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,467.97 : 29,619.73 = 13,914.62 : x
  2. Step 2: Convert to fraction form
    21,467.97/29,619.73 = 13,914.62/x
  3. Step 3: Cross multiply
    21,467.97x = 29,619.73 × 13,914.62
  4. Step 4: Simplify right side
    21,467.97x = 412,147,267.82
  5. Step 5: Solve for x
    x = 412,147,267.82/21,467.97
  6. Step 6: Final answer
    x = 19,198.24

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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.