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Finding the Fourth Proportional to 39,469.56, 54,467.96 and 22,472.94

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Solution

The fourth proportional to 39,469.56, 54,467.96 and 22,472.94 is: 31,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,469.56 : 54,467.96 = 22,472.94 : x
  2. Step 2: Convert to fraction form
    39,469.56/54,467.96 = 22,472.94/x
  3. Step 3: Cross multiply
    39,469.56x = 54,467.96 × 22,472.94
  4. Step 4: Simplify right side
    39,469.56x = 1,224,055,197.00
  5. Step 5: Solve for x
    x = 1,224,055,197.00/39,469.56
  6. Step 6: Final answer
    x = 31,012.64

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1.5x scale

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.