Home / 38,538-57,828.60-38,244.24

Finding the Fourth Proportional to 38,538, 57,828.60 and 38,244.24

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Solution

The fourth proportional to 38,538, 57,828.60 and 38,244.24 is: 57,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,538 : 57,828.60 = 38,244.24 : x
  2. Step 2: Convert to fraction form
    38,538/57,828.60 = 38,244.24/x
  3. Step 3: Cross multiply
    38,538x = 57,828.60 × 38,244.24
  4. Step 4: Simplify right side
    38,538x = 2,211,610,857.26
  5. Step 5: Solve for x
    x = 2,211,610,857.26/38,538
  6. Step 6: Final answer
    x = 57,387.80

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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.