Home / 21,694.06-32,503.94-11,840.25

Finding the Fourth Proportional to 21,694.06, 32,503.94 and 11,840.25

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Solution

The fourth proportional to 21,694.06, 32,503.94 and 11,840.25 is: 17,740.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,694.06 : 32,503.94 = 11,840.25 : x
  2. Step 2: Convert to fraction form
    21,694.06/32,503.94 = 11,840.25/x
  3. Step 3: Cross multiply
    21,694.06x = 32,503.94 × 11,840.25
  4. Step 4: Simplify right side
    21,694.06x = 384,854,716.38
  5. Step 5: Solve for x
    x = 384,854,716.38/21,694.06
  6. Step 6: Final answer
    x = 17,740.10

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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.