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Finding the Fourth Proportional to 22,245.92, 33,368.48 and 5,605.58

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Solution

The fourth proportional to 22,245.92, 33,368.48 and 5,605.58 is: 8,408.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.92 : 33,368.48 = 5,605.58 : x
  2. Step 2: Convert to fraction form
    22,245.92/33,368.48 = 5,605.58/x
  3. Step 3: Cross multiply
    22,245.92x = 33,368.48 × 5,605.58
  4. Step 4: Simplify right side
    22,245.92x = 187,049,517.28
  5. Step 5: Solve for x
    x = 187,049,517.28/22,245.92
  6. Step 6: Final answer
    x = 8,408.26

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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.