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Finding the Fourth Proportional to 17,351.68, 26,028.66 and 6,962.08

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Solution

The fourth proportional to 17,351.68, 26,028.66 and 6,962.08 is: 10,443.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,351.68 : 26,028.66 = 6,962.08 : x
  2. Step 2: Convert to fraction form
    17,351.68/26,028.66 = 6,962.08/x
  3. Step 3: Cross multiply
    17,351.68x = 26,028.66 × 6,962.08
  4. Step 4: Simplify right side
    17,351.68x = 181,213,613.21
  5. Step 5: Solve for x
    x = 181,213,613.21/17,351.68
  6. Step 6: Final answer
    x = 10,443.58

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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.