Home / 26,587.73-39,887.79-8,817.09

Finding the Fourth Proportional to 26,587.73, 39,887.79 and 8,817.09

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Solution

The fourth proportional to 26,587.73, 39,887.79 and 8,817.09 is: 13,227.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,587.73 : 39,887.79 = 8,817.09 : x
  2. Step 2: Convert to fraction form
    26,587.73/39,887.79 = 8,817.09/x
  3. Step 3: Cross multiply
    26,587.73x = 39,887.79 × 8,817.09
  4. Step 4: Simplify right side
    26,587.73x = 351,694,234.33
  5. Step 5: Solve for x
    x = 351,694,234.33/26,587.73
  6. Step 6: Final answer
    x = 13,227.69

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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.