Home / 38,608.36-57,924.31-18,884.06

Finding the Fourth Proportional to 38,608.36, 57,924.31 and 18,884.06

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Solution

The fourth proportional to 38,608.36, 57,924.31 and 18,884.06 is: 28,331.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,608.36 : 57,924.31 = 18,884.06 : x
  2. Step 2: Convert to fraction form
    38,608.36/57,924.31 = 18,884.06/x
  3. Step 3: Cross multiply
    38,608.36x = 57,924.31 × 18,884.06
  4. Step 4: Simplify right side
    38,608.36x = 1,093,846,145.50
  5. Step 5: Solve for x
    x = 1,093,846,145.50/38,608.36
  6. Step 6: Final answer
    x = 28,331.85

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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.