Home / 26,499.75-39,767.85-10,917.38

Finding the Fourth Proportional to 26,499.75, 39,767.85 and 10,917.38

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Solution

The fourth proportional to 26,499.75, 39,767.85 and 10,917.38 is: 16,383.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,499.75 : 39,767.85 = 10,917.38 : x
  2. Step 2: Convert to fraction form
    26,499.75/39,767.85 = 10,917.38/x
  3. Step 3: Cross multiply
    26,499.75x = 39,767.85 × 10,917.38
  4. Step 4: Simplify right side
    26,499.75x = 434,160,531.39
  5. Step 5: Solve for x
    x = 434,160,531.39/26,499.75
  6. Step 6: Final answer
    x = 16,383.57

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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.