Home / 26,090.52-39,105.78-11,284.56

Finding the Fourth Proportional to 26,090.52, 39,105.78 and 11,284.56

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Solution

The fourth proportional to 26,090.52, 39,105.78 and 11,284.56 is: 16,913.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,090.52 : 39,105.78 = 11,284.56 : x
  2. Step 2: Convert to fraction form
    26,090.52/39,105.78 = 11,284.56/x
  3. Step 3: Cross multiply
    26,090.52x = 39,105.78 × 11,284.56
  4. Step 4: Simplify right side
    26,090.52x = 441,291,520.76
  5. Step 5: Solve for x
    x = 441,291,520.76/26,090.52
  6. Step 6: Final answer
    x = 16,913.86

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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.