Home / 38,093.37-57,155.07-11,800.15

Finding the Fourth Proportional to 38,093.37, 57,155.07 and 11,800.15

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Solution

The fourth proportional to 38,093.37, 57,155.07 and 11,800.15 is: 17,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,093.37 : 57,155.07 = 11,800.15 : x
  2. Step 2: Convert to fraction form
    38,093.37/57,155.07 = 11,800.15/x
  3. Step 3: Cross multiply
    38,093.37x = 57,155.07 × 11,800.15
  4. Step 4: Simplify right side
    38,093.37x = 674,438,399.26
  5. Step 5: Solve for x
    x = 674,438,399.26/38,093.37
  6. Step 6: Final answer
    x = 17,704.88

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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.