Home / 26,907.72-40,356.78-8,183.22

Finding the Fourth Proportional to 26,907.72, 40,356.78 and 8,183.22

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Solution

The fourth proportional to 26,907.72, 40,356.78 and 8,183.22 is: 12,273.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.72 : 40,356.78 = 8,183.22 : x
  2. Step 2: Convert to fraction form
    26,907.72/40,356.78 = 8,183.22/x
  3. Step 3: Cross multiply
    26,907.72x = 40,356.78 × 8,183.22
  4. Step 4: Simplify right side
    26,907.72x = 330,248,409.23
  5. Step 5: Solve for x
    x = 330,248,409.23/26,907.72
  6. Step 6: Final answer
    x = 12,273.37

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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.