Home / 21,702.73-32,556.50-6,908.22

Finding the Fourth Proportional to 21,702.73, 32,556.50 and 6,908.22

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Solution

The fourth proportional to 21,702.73, 32,556.50 and 6,908.22 is: 10,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702.73 : 32,556.50 = 6,908.22 : x
  2. Step 2: Convert to fraction form
    21,702.73/32,556.50 = 6,908.22/x
  3. Step 3: Cross multiply
    21,702.73x = 32,556.50 × 6,908.22
  4. Step 4: Simplify right side
    21,702.73x = 224,907,464.43
  5. Step 5: Solve for x
    x = 224,907,464.43/21,702.73
  6. Step 6: Final answer
    x = 10,363.10

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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.