Home / 26,230.65-36,198.27-15,620.73

Finding the Fourth Proportional to 26,230.65, 36,198.27 and 15,620.73

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Solution

The fourth proportional to 26,230.65, 36,198.27 and 15,620.73 is: 21,556.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,230.65 : 36,198.27 = 15,620.73 : x
  2. Step 2: Convert to fraction form
    26,230.65/36,198.27 = 15,620.73/x
  3. Step 3: Cross multiply
    26,230.65x = 36,198.27 × 15,620.73
  4. Step 4: Simplify right side
    26,230.65x = 565,443,402.14
  5. Step 5: Solve for x
    x = 565,443,402.14/26,230.65
  6. Step 6: Final answer
    x = 21,556.59

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1.5x scale

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.