Home / 11,020.30-16,532.07-3,623.38

Finding the Fourth Proportional to 11,020.30, 16,532.07 and 3,623.38

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Solution

The fourth proportional to 11,020.30, 16,532.07 and 3,623.38 is: 5,435.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.30 : 16,532.07 = 3,623.38 : x
  2. Step 2: Convert to fraction form
    11,020.30/16,532.07 = 3,623.38/x
  3. Step 3: Cross multiply
    11,020.30x = 16,532.07 × 3,623.38
  4. Step 4: Simplify right side
    11,020.30x = 59,901,971.80
  5. Step 5: Solve for x
    x = 59,901,971.80/11,020.30
  6. Step 6: Final answer
    x = 5,435.60

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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.