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Finding the Fourth Proportional to 36,016, 54,024.24 and 11,392

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Solution

The fourth proportional to 36,016, 54,024.24 and 11,392 is: 17,088.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,016 : 54,024.24 = 11,392 : x
  2. Step 2: Convert to fraction form
    36,016/54,024.24 = 11,392/x
  3. Step 3: Cross multiply
    36,016x = 54,024.24 × 11,392
  4. Step 4: Simplify right side
    36,016x = 615,444,142.08
  5. Step 5: Solve for x
    x = 615,444,142.08/36,016
  6. Step 6: Final answer
    x = 17,088.08

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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.