Home / 14,084.29-21,122.11-9,729.73

Finding the Fourth Proportional to 14,084.29, 21,122.11 and 9,729.73

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Solution

The fourth proportional to 14,084.29, 21,122.11 and 9,729.73 is: 14,591.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.29 : 21,122.11 = 9,729.73 : x
  2. Step 2: Convert to fraction form
    14,084.29/21,122.11 = 9,729.73/x
  3. Step 3: Cross multiply
    14,084.29x = 21,122.11 × 9,729.73
  4. Step 4: Simplify right side
    14,084.29x = 205,512,427.33
  5. Step 5: Solve for x
    x = 205,512,427.33/14,084.29
  6. Step 6: Final answer
    x = 14,591.61

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1.5x scale

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.