Home / 26,174.20-36,115.50-15,566.44

Finding the Fourth Proportional to 26,174.20, 36,115.50 and 15,566.44

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Solution

The fourth proportional to 26,174.20, 36,115.50 and 15,566.44 is: 21,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,174.20 : 36,115.50 = 15,566.44 : x
  2. Step 2: Convert to fraction form
    26,174.20/36,115.50 = 15,566.44/x
  3. Step 3: Cross multiply
    26,174.20x = 36,115.50 × 15,566.44
  4. Step 4: Simplify right side
    26,174.20x = 562,189,763.82
  5. Step 5: Solve for x
    x = 562,189,763.82/26,174.20
  6. Step 6: Final answer
    x = 21,478.78

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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.