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Finding the Fourth Proportional to 22,245.51, 33,368.31 and 5,605.41

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Solution

The fourth proportional to 22,245.51, 33,368.31 and 5,605.41 is: 8,408.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.51 : 33,368.31 = 5,605.41 : x
  2. Step 2: Convert to fraction form
    22,245.51/33,368.31 = 5,605.41/x
  3. Step 3: Cross multiply
    22,245.51x = 33,368.31 × 5,605.41
  4. Step 4: Simplify right side
    22,245.51x = 187,043,058.56
  5. Step 5: Solve for x
    x = 187,043,058.56/22,245.51
  6. Step 6: Final answer
    x = 8,408.13

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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.