Home / 38,439.84-57,620.16-27,883.56

Finding the Fourth Proportional to 38,439.84, 57,620.16 and 27,883.56

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Solution

The fourth proportional to 38,439.84, 57,620.16 and 27,883.56 is: 41,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,439.84 : 57,620.16 = 27,883.56 : x
  2. Step 2: Convert to fraction form
    38,439.84/57,620.16 = 27,883.56/x
  3. Step 3: Cross multiply
    38,439.84x = 57,620.16 × 27,883.56
  4. Step 4: Simplify right side
    38,439.84x = 1,606,655,188.57
  5. Step 5: Solve for x
    x = 1,606,655,188.57/38,439.84
  6. Step 6: Final answer
    x = 41,796.61

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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.