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Finding the Fourth Proportional to 22,679.36, 34,020 and 7,096.64

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Solution

The fourth proportional to 22,679.36, 34,020 and 7,096.64 is: 10,645.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,679.36 : 34,020 = 7,096.64 : x
  2. Step 2: Convert to fraction form
    22,679.36/34,020 = 7,096.64/x
  3. Step 3: Cross multiply
    22,679.36x = 34,020 × 7,096.64
  4. Step 4: Simplify right side
    22,679.36x = 241,427,692.80
  5. Step 5: Solve for x
    x = 241,427,692.80/22,679.36
  6. Step 6: Final answer
    x = 10,645.26

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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.