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Finding the Fourth Proportional to 22,136.44, 33,205.54 and 7,346.68

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Solution

The fourth proportional to 22,136.44, 33,205.54 and 7,346.68 is: 11,020.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.44 : 33,205.54 = 7,346.68 : x
  2. Step 2: Convert to fraction form
    22,136.44/33,205.54 = 7,346.68/x
  3. Step 3: Cross multiply
    22,136.44x = 33,205.54 × 7,346.68
  4. Step 4: Simplify right side
    22,136.44x = 243,950,476.61
  5. Step 5: Solve for x
    x = 243,950,476.61/22,136.44
  6. Step 6: Final answer
    x = 11,020.31

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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.