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Finding the Fourth Proportional to 17,475.56, 26,203.97 and 6,945.15

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Solution

The fourth proportional to 17,475.56, 26,203.97 and 6,945.15 is: 10,414.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,475.56 : 26,203.97 = 6,945.15 : x
  2. Step 2: Convert to fraction form
    17,475.56/26,203.97 = 6,945.15/x
  3. Step 3: Cross multiply
    17,475.56x = 26,203.97 × 6,945.15
  4. Step 4: Simplify right side
    17,475.56x = 181,990,617.87
  5. Step 5: Solve for x
    x = 181,990,617.87/17,475.56
  6. Step 6: Final answer
    x = 10,414.01

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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.