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Finding the Fourth Proportional to 36,790.94, 55,186.94 and 10,495.69

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Solution

The fourth proportional to 36,790.94, 55,186.94 and 10,495.69 is: 15,743.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,790.94 : 55,186.94 = 10,495.69 : x
  2. Step 2: Convert to fraction form
    36,790.94/55,186.94 = 10,495.69/x
  3. Step 3: Cross multiply
    36,790.94x = 55,186.94 × 10,495.69
  4. Step 4: Simplify right side
    36,790.94x = 579,224,685.88
  5. Step 5: Solve for x
    x = 579,224,685.88/36,790.94
  6. Step 6: Final answer
    x = 15,743.68

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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.