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Finding the Fourth Proportional to 22,641.89, 33,962.88 and 7,850.84

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Solution

The fourth proportional to 22,641.89, 33,962.88 and 7,850.84 is: 11,776.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,641.89 : 33,962.88 = 7,850.84 : x
  2. Step 2: Convert to fraction form
    22,641.89/33,962.88 = 7,850.84/x
  3. Step 3: Cross multiply
    22,641.89x = 33,962.88 × 7,850.84
  4. Step 4: Simplify right side
    22,641.89x = 266,637,136.82
  5. Step 5: Solve for x
    x = 266,637,136.82/22,641.89
  6. Step 6: Final answer
    x = 11,776.28

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Similar ratio
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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.