Home / 26,203.35-39,305.33-11,208.43

Finding the Fourth Proportional to 26,203.35, 39,305.33 and 11,208.43

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Solution

The fourth proportional to 26,203.35, 39,305.33 and 11,208.43 is: 16,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,203.35 : 39,305.33 = 11,208.43 : x
  2. Step 2: Convert to fraction form
    26,203.35/39,305.33 = 11,208.43/x
  3. Step 3: Cross multiply
    26,203.35x = 39,305.33 × 11,208.43
  4. Step 4: Simplify right side
    26,203.35x = 440,551,039.93
  5. Step 5: Solve for x
    x = 440,551,039.93/26,203.35
  6. Step 6: Final answer
    x = 16,812.78

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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.