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Finding the Fourth Proportional to 17,262.36, 25,895.02 and 7,399.30

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Solution

The fourth proportional to 17,262.36, 25,895.02 and 7,399.30 is: 11,099.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,262.36 : 25,895.02 = 7,399.30 : x
  2. Step 2: Convert to fraction form
    17,262.36/25,895.02 = 7,399.30/x
  3. Step 3: Cross multiply
    17,262.36x = 25,895.02 × 7,399.30
  4. Step 4: Simplify right side
    17,262.36x = 191,605,021.49
  5. Step 5: Solve for x
    x = 191,605,021.49/17,262.36
  6. Step 6: Final answer
    x = 11,099.58

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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.