Home / 21,836.97-32,754.52-9,983.88

Finding the Fourth Proportional to 21,836.97, 32,754.52 and 9,983.88

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Solution

The fourth proportional to 21,836.97, 32,754.52 and 9,983.88 is: 14,975.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,836.97 : 32,754.52 = 9,983.88 : x
  2. Step 2: Convert to fraction form
    21,836.97/32,754.52 = 9,983.88/x
  3. Step 3: Cross multiply
    21,836.97x = 32,754.52 × 9,983.88
  4. Step 4: Simplify right side
    21,836.97x = 327,017,197.14
  5. Step 5: Solve for x
    x = 327,017,197.14/21,836.97
  6. Step 6: Final answer
    x = 14,975.39

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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.