Home / 36,825.57-50,825.87-21,717.31

Finding the Fourth Proportional to 36,825.57, 50,825.87 and 21,717.31

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Solution

The fourth proportional to 36,825.57, 50,825.87 and 21,717.31 is: 29,973.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,825.57 : 50,825.87 = 21,717.31 : x
  2. Step 2: Convert to fraction form
    36,825.57/50,825.87 = 21,717.31/x
  3. Step 3: Cross multiply
    36,825.57x = 50,825.87 × 21,717.31
  4. Step 4: Simplify right side
    36,825.57x = 1,103,801,174.81
  5. Step 5: Solve for x
    x = 1,103,801,174.81/36,825.57
  6. Step 6: Final answer
    x = 29,973.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.