Home / 26,370.72-39,556.08-10,782

Finding the Fourth Proportional to 26,370.72, 39,556.08 and 10,782

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Solution

The fourth proportional to 26,370.72, 39,556.08 and 10,782 is: 16,173

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,370.72 : 39,556.08 = 10,782 : x
  2. Step 2: Convert to fraction form
    26,370.72/39,556.08 = 10,782/x
  3. Step 3: Cross multiply
    26,370.72x = 39,556.08 × 10,782
  4. Step 4: Simplify right side
    26,370.72x = 426,493,654.56
  5. Step 5: Solve for x
    x = 426,493,654.56/26,370.72
  6. Step 6: Final answer
    x = 16,173

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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.