Home / 21,754.18-32,634.41-8,250.33

Finding the Fourth Proportional to 21,754.18, 32,634.41 and 8,250.33

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Solution

The fourth proportional to 21,754.18, 32,634.41 and 8,250.33 is: 12,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,754.18 : 32,634.41 = 8,250.33 : x
  2. Step 2: Convert to fraction form
    21,754.18/32,634.41 = 8,250.33/x
  3. Step 3: Cross multiply
    21,754.18x = 32,634.41 × 8,250.33
  4. Step 4: Simplify right side
    21,754.18x = 269,244,515.12
  5. Step 5: Solve for x
    x = 269,244,515.12/21,754.18
  6. Step 6: Final answer
    x = 12,376.68

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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.