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Finding the Fourth Proportional to 22,187.69, 33,274.34 and 7,393.14

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Solution

The fourth proportional to 22,187.69, 33,274.34 and 7,393.14 is: 11,087.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,187.69 : 33,274.34 = 7,393.14 : x
  2. Step 2: Convert to fraction form
    22,187.69/33,274.34 = 7,393.14/x
  3. Step 3: Cross multiply
    22,187.69x = 33,274.34 × 7,393.14
  4. Step 4: Simplify right side
    22,187.69x = 246,001,817.06
  5. Step 5: Solve for x
    x = 246,001,817.06/22,187.69
  6. Step 6: Final answer
    x = 11,087.31

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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.