Home / 38,187.26-57,262.38-13,228.73

Finding the Fourth Proportional to 38,187.26, 57,262.38 and 13,228.73

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Solution

The fourth proportional to 38,187.26, 57,262.38 and 13,228.73 is: 19,836.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,187.26 : 57,262.38 = 13,228.73 : x
  2. Step 2: Convert to fraction form
    38,187.26/57,262.38 = 13,228.73/x
  3. Step 3: Cross multiply
    38,187.26x = 57,262.38 × 13,228.73
  4. Step 4: Simplify right side
    38,187.26x = 757,508,564.18
  5. Step 5: Solve for x
    x = 757,508,564.18/38,187.26
  6. Step 6: Final answer
    x = 19,836.68

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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.