Home / 21,676.15-32,522.33-8,537.68

Finding the Fourth Proportional to 21,676.15, 32,522.33 and 8,537.68

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Solution

The fourth proportional to 21,676.15, 32,522.33 and 8,537.68 is: 12,809.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,676.15 : 32,522.33 = 8,537.68 : x
  2. Step 2: Convert to fraction form
    21,676.15/32,522.33 = 8,537.68/x
  3. Step 3: Cross multiply
    21,676.15x = 32,522.33 × 8,537.68
  4. Step 4: Simplify right side
    21,676.15x = 277,665,246.39
  5. Step 5: Solve for x
    x = 277,665,246.39/21,676.15
  6. Step 6: Final answer
    x = 12,809.71

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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.