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Finding the Fourth Proportional to 36,017, 54,025.74 and 11,393

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Solution

The fourth proportional to 36,017, 54,025.74 and 11,393 is: 17,089.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,017 : 54,025.74 = 11,393 : x
  2. Step 2: Convert to fraction form
    36,017/54,025.74 = 11,393/x
  3. Step 3: Cross multiply
    36,017x = 54,025.74 × 11,393
  4. Step 4: Simplify right side
    36,017x = 615,515,255.82
  5. Step 5: Solve for x
    x = 615,515,255.82/36,017
  6. Step 6: Final answer
    x = 17,089.58

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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.