Home / 27,086.73-40,614.48-8,361.76

Finding the Fourth Proportional to 27,086.73, 40,614.48 and 8,361.76

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Solution

The fourth proportional to 27,086.73, 40,614.48 and 8,361.76 is: 12,537.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,086.73 : 40,614.48 = 8,361.76 : x
  2. Step 2: Convert to fraction form
    27,086.73/40,614.48 = 8,361.76/x
  3. Step 3: Cross multiply
    27,086.73x = 40,614.48 × 8,361.76
  4. Step 4: Simplify right side
    27,086.73x = 339,608,530.74
  5. Step 5: Solve for x
    x = 339,608,530.74/27,086.73
  6. Step 6: Final answer
    x = 12,537.82

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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.