Home / 14,040.33-21,049.97-8,492.54

Finding the Fourth Proportional to 14,040.33, 21,049.97 and 8,492.54

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Solution

The fourth proportional to 14,040.33, 21,049.97 and 8,492.54 is: 12,732.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.33 : 21,049.97 = 8,492.54 : x
  2. Step 2: Convert to fraction form
    14,040.33/21,049.97 = 8,492.54/x
  3. Step 3: Cross multiply
    14,040.33x = 21,049.97 × 8,492.54
  4. Step 4: Simplify right side
    14,040.33x = 178,767,669.76
  5. Step 5: Solve for x
    x = 178,767,669.76/14,040.33
  6. Step 6: Final answer
    x = 12,732.44

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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.