Home / 38,585.82-57,896.74-13,644.76

Finding the Fourth Proportional to 38,585.82, 57,896.74 and 13,644.76

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Solution

The fourth proportional to 38,585.82, 57,896.74 and 13,644.76 is: 20,473.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,585.82 : 57,896.74 = 13,644.76 : x
  2. Step 2: Convert to fraction form
    38,585.82/57,896.74 = 13,644.76/x
  3. Step 3: Cross multiply
    38,585.82x = 57,896.74 × 13,644.76
  4. Step 4: Simplify right side
    38,585.82x = 789,987,122.08
  5. Step 5: Solve for x
    x = 789,987,122.08/38,585.82
  6. Step 6: Final answer
    x = 20,473.51

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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.