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Finding the Fourth Proportional to 17,950.56, 26,926.86 and 5,471.01

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Solution

The fourth proportional to 17,950.56, 26,926.86 and 5,471.01 is: 8,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950.56 : 26,926.86 = 5,471.01 : x
  2. Step 2: Convert to fraction form
    17,950.56/26,926.86 = 5,471.01/x
  3. Step 3: Cross multiply
    17,950.56x = 26,926.86 × 5,471.01
  4. Step 4: Simplify right side
    17,950.56x = 147,317,120.33
  5. Step 5: Solve for x
    x = 147,317,120.33/17,950.56
  6. Step 6: Final answer
    x = 8,206.83

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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.