Home / 38,564.34-57,825.72-20,804.52

Finding the Fourth Proportional to 38,564.34, 57,825.72 and 20,804.52

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Solution

The fourth proportional to 38,564.34, 57,825.72 and 20,804.52 is: 31,195.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,564.34 : 57,825.72 = 20,804.52 : x
  2. Step 2: Convert to fraction form
    38,564.34/57,825.72 = 20,804.52/x
  3. Step 3: Cross multiply
    38,564.34x = 57,825.72 × 20,804.52
  4. Step 4: Simplify right side
    38,564.34x = 1,203,036,348.25
  5. Step 5: Solve for x
    x = 1,203,036,348.25/38,564.34
  6. Step 6: Final answer
    x = 31,195.56

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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.