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Finding the Fourth Proportional to 39,596.72, 54,650.04 and 22,604

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Solution

The fourth proportional to 39,596.72, 54,650.04 and 22,604 is: 31,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,596.72 : 54,650.04 = 22,604 : x
  2. Step 2: Convert to fraction form
    39,596.72/54,650.04 = 22,604/x
  3. Step 3: Cross multiply
    39,596.72x = 54,650.04 × 22,604
  4. Step 4: Simplify right side
    39,596.72x = 1,235,309,504.16
  5. Step 5: Solve for x
    x = 1,235,309,504.16/39,596.72
  6. Step 6: Final answer
    x = 31,197.27

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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.