Home / 26,579.89-39,874.73-10,998.73

Finding the Fourth Proportional to 26,579.89, 39,874.73 and 10,998.73

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Solution

The fourth proportional to 26,579.89, 39,874.73 and 10,998.73 is: 16,500.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.89 : 39,874.73 = 10,998.73 : x
  2. Step 2: Convert to fraction form
    26,579.89/39,874.73 = 10,998.73/x
  3. Step 3: Cross multiply
    26,579.89x = 39,874.73 × 10,998.73
  4. Step 4: Simplify right side
    26,579.89x = 438,571,389.09
  5. Step 5: Solve for x
    x = 438,571,389.09/26,579.89
  6. Step 6: Final answer
    x = 16,500.12

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1.5x scale

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.