Home / 21,702.84-32,517.14-11,849.06

Finding the Fourth Proportional to 21,702.84, 32,517.14 and 11,849.06

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Solution

The fourth proportional to 21,702.84, 32,517.14 and 11,849.06 is: 17,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702.84 : 32,517.14 = 11,849.06 : x
  2. Step 2: Convert to fraction form
    21,702.84/32,517.14 = 11,849.06/x
  3. Step 3: Cross multiply
    21,702.84x = 32,517.14 × 11,849.06
  4. Step 4: Simplify right side
    21,702.84x = 385,297,542.89
  5. Step 5: Solve for x
    x = 385,297,542.89/21,702.84
  6. Step 6: Final answer
    x = 17,753.32

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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.