Home / 17,518.82-26,265.87-8,747.53

Finding the Fourth Proportional to 17,518.82, 26,265.87 and 8,747.53

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Solution

The fourth proportional to 17,518.82, 26,265.87 and 8,747.53 is: 13,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,518.82 : 26,265.87 = 8,747.53 : x
  2. Step 2: Convert to fraction form
    17,518.82/26,265.87 = 8,747.53/x
  3. Step 3: Cross multiply
    17,518.82x = 26,265.87 × 8,747.53
  4. Step 4: Simplify right side
    17,518.82x = 229,761,420.14
  5. Step 5: Solve for x
    x = 229,761,420.14/17,518.82
  6. Step 6: Final answer
    x = 13,115.12

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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.