Home / 26,849.80-40,261.68-8,126.32

Finding the Fourth Proportional to 26,849.80, 40,261.68 and 8,126.32

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Solution

The fourth proportional to 26,849.80, 40,261.68 and 8,126.32 is: 12,185.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849.80 : 40,261.68 = 8,126.32 : x
  2. Step 2: Convert to fraction form
    26,849.80/40,261.68 = 8,126.32/x
  3. Step 3: Cross multiply
    26,849.80x = 40,261.68 × 8,126.32
  4. Step 4: Simplify right side
    26,849.80x = 327,179,295.42
  5. Step 5: Solve for x
    x = 327,179,295.42/26,849.80
  6. Step 6: Final answer
    x = 12,185.54

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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.