Home / 26,790.99-36,976.68-15,467.82

Finding the Fourth Proportional to 26,790.99, 36,976.68 and 15,467.82

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Solution

The fourth proportional to 26,790.99, 36,976.68 and 15,467.82 is: 21,348.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.99 : 36,976.68 = 15,467.82 : x
  2. Step 2: Convert to fraction form
    26,790.99/36,976.68 = 15,467.82/x
  3. Step 3: Cross multiply
    26,790.99x = 36,976.68 × 15,467.82
  4. Step 4: Simplify right side
    26,790.99x = 571,948,630.44
  5. Step 5: Solve for x
    x = 571,948,630.44/26,790.99
  6. Step 6: Final answer
    x = 21,348.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.