Home / 38,564.97-57,832.86-21,025.25

Finding the Fourth Proportional to 38,564.97, 57,832.86 and 21,025.25

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Solution

The fourth proportional to 38,564.97, 57,832.86 and 21,025.25 is: 31,529.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,564.97 : 57,832.86 = 21,025.25 : x
  2. Step 2: Convert to fraction form
    38,564.97/57,832.86 = 21,025.25/x
  3. Step 3: Cross multiply
    38,564.97x = 57,832.86 × 21,025.25
  4. Step 4: Simplify right side
    38,564.97x = 1,215,950,458.02
  5. Step 5: Solve for x
    x = 1,215,950,458.02/38,564.97
  6. Step 6: Final answer
    x = 31,529.92

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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.