Home / 17,743.97-24,487.79-9,786.21

Finding the Fourth Proportional to 17,743.97, 24,487.79 and 9,786.21

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Solution

The fourth proportional to 17,743.97, 24,487.79 and 9,786.21 is: 13,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,743.97 : 24,487.79 = 9,786.21 : x
  2. Step 2: Convert to fraction form
    17,743.97/24,487.79 = 9,786.21/x
  3. Step 3: Cross multiply
    17,743.97x = 24,487.79 × 9,786.21
  4. Step 4: Simplify right side
    17,743.97x = 239,642,557.40
  5. Step 5: Solve for x
    x = 239,642,557.40/17,743.97
  6. Step 6: Final answer
    x = 13,505.58

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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.