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Finding the Fourth Proportional to 22,215.98, 33,323.97 and 8,894.97

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Solution

The fourth proportional to 22,215.98, 33,323.97 and 8,894.97 is: 13,342.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,215.98 : 33,323.97 = 8,894.97 : x
  2. Step 2: Convert to fraction form
    22,215.98/33,323.97 = 8,894.97/x
  3. Step 3: Cross multiply
    22,215.98x = 33,323.97 × 8,894.97
  4. Step 4: Simplify right side
    22,215.98x = 296,415,668.96
  5. Step 5: Solve for x
    x = 296,415,668.96/22,215.98
  6. Step 6: Final answer
    x = 13,342.45

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Double scale
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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.