Home / 26,774.10-40,185.99-19,285.38

Finding the Fourth Proportional to 26,774.10, 40,185.99 and 19,285.38

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Solution

The fourth proportional to 26,774.10, 40,185.99 and 19,285.38 is: 28,945.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,774.10 : 40,185.99 = 19,285.38 : x
  2. Step 2: Convert to fraction form
    26,774.10/40,185.99 = 19,285.38/x
  3. Step 3: Cross multiply
    26,774.10x = 40,185.99 × 19,285.38
  4. Step 4: Simplify right side
    26,774.10x = 775,002,087.83
  5. Step 5: Solve for x
    x = 775,002,087.83/26,774.10
  6. Step 6: Final answer
    x = 28,945.96

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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.