Home / 21,835.97-32,753.03-9,982.88

Finding the Fourth Proportional to 21,835.97, 32,753.03 and 9,982.88

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Solution

The fourth proportional to 21,835.97, 32,753.03 and 9,982.88 is: 14,973.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,835.97 : 32,753.03 = 9,982.88 : x
  2. Step 2: Convert to fraction form
    21,835.97/32,753.03 = 9,982.88/x
  3. Step 3: Cross multiply
    21,835.97x = 32,753.03 × 9,982.88
  4. Step 4: Simplify right side
    21,835.97x = 326,969,354.45
  5. Step 5: Solve for x
    x = 326,969,354.45/21,835.97
  6. Step 6: Final answer
    x = 14,973.89

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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.