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Finding the Fourth Proportional to 22,443.41, 33,665.97 and 8,401.96

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Solution

The fourth proportional to 22,443.41, 33,665.97 and 8,401.96 is: 12,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,443.41 : 33,665.97 = 8,401.96 : x
  2. Step 2: Convert to fraction form
    22,443.41/33,665.97 = 8,401.96/x
  3. Step 3: Cross multiply
    22,443.41x = 33,665.97 × 8,401.96
  4. Step 4: Simplify right side
    22,443.41x = 282,860,091.29
  5. Step 5: Solve for x
    x = 282,860,091.29/22,443.41
  6. Step 6: Final answer
    x = 12,603.26

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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.