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Finding the Fourth Proportional to 23,605.22, 35,408.68 and 8,020.82

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Solution

The fourth proportional to 23,605.22, 35,408.68 and 8,020.82 is: 12,031.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,605.22 : 35,408.68 = 8,020.82 : x
  2. Step 2: Convert to fraction form
    23,605.22/35,408.68 = 8,020.82/x
  3. Step 3: Cross multiply
    23,605.22x = 35,408.68 × 8,020.82
  4. Step 4: Simplify right side
    23,605.22x = 284,006,648.72
  5. Step 5: Solve for x
    x = 284,006,648.72/23,605.22
  6. Step 6: Final answer
    x = 12,031.52

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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.