Home / 26,639.88-39,977.64-11,057.52

Finding the Fourth Proportional to 26,639.88, 39,977.64 and 11,057.52

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Solution

The fourth proportional to 26,639.88, 39,977.64 and 11,057.52 is: 16,593.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,639.88 : 39,977.64 = 11,057.52 : x
  2. Step 2: Convert to fraction form
    26,639.88/39,977.64 = 11,057.52/x
  3. Step 3: Cross multiply
    26,639.88x = 39,977.64 × 11,057.52
  4. Step 4: Simplify right side
    26,639.88x = 442,053,553.85
  5. Step 5: Solve for x
    x = 442,053,553.85/26,639.88
  6. Step 6: Final answer
    x = 16,593.68

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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.