Home / 36,472.16-54,709.44-11,512.48

Finding the Fourth Proportional to 36,472.16, 54,709.44 and 11,512.48

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Solution

The fourth proportional to 36,472.16, 54,709.44 and 11,512.48 is: 17,269.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,472.16 : 54,709.44 = 11,512.48 : x
  2. Step 2: Convert to fraction form
    36,472.16/54,709.44 = 11,512.48/x
  3. Step 3: Cross multiply
    36,472.16x = 54,709.44 × 11,512.48
  4. Step 4: Simplify right side
    36,472.16x = 629,841,333.81
  5. Step 5: Solve for x
    x = 629,841,333.81/36,472.16
  6. Step 6: Final answer
    x = 17,269.10

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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.