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Finding the Fourth Proportional to 17,354.76, 26,028.03 and 7,488.65

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Solution

The fourth proportional to 17,354.76, 26,028.03 and 7,488.65 is: 11,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,354.76 : 26,028.03 = 7,488.65 : x
  2. Step 2: Convert to fraction form
    17,354.76/26,028.03 = 7,488.65/x
  3. Step 3: Cross multiply
    17,354.76x = 26,028.03 × 7,488.65
  4. Step 4: Simplify right side
    17,354.76x = 194,914,900.01
  5. Step 5: Solve for x
    x = 194,914,900.01/17,354.76
  6. Step 6: Final answer
    x = 11,231.21

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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.