Home / 38,163.92-57,222.60-17,100.08

Finding the Fourth Proportional to 38,163.92, 57,222.60 and 17,100.08

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Solution

The fourth proportional to 38,163.92, 57,222.60 and 17,100.08 is: 25,639.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,163.92 : 57,222.60 = 17,100.08 : x
  2. Step 2: Convert to fraction form
    38,163.92/57,222.60 = 17,100.08/x
  3. Step 3: Cross multiply
    38,163.92x = 57,222.60 × 17,100.08
  4. Step 4: Simplify right side
    38,163.92x = 978,511,037.81
  5. Step 5: Solve for x
    x = 978,511,037.81/38,163.92
  6. Step 6: Final answer
    x = 25,639.69

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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.