Home / 39,945.21-59,874.45-19,695.97

Finding the Fourth Proportional to 39,945.21, 59,874.45 and 19,695.97

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Solution

The fourth proportional to 39,945.21, 59,874.45 and 19,695.97 is: 29,522.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,945.21 : 59,874.45 = 19,695.97 : x
  2. Step 2: Convert to fraction form
    39,945.21/59,874.45 = 19,695.97/x
  3. Step 3: Cross multiply
    39,945.21x = 59,874.45 × 19,695.97
  4. Step 4: Simplify right side
    39,945.21x = 1,179,285,370.97
  5. Step 5: Solve for x
    x = 1,179,285,370.97/39,945.21
  6. Step 6: Final answer
    x = 29,522.57

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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.