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Finding the Fourth Proportional to 18,083.59, 27,134.60 and 10,597.94

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Solution

The fourth proportional to 18,083.59, 27,134.60 and 10,597.94 is: 15,902.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.59 : 27,134.60 = 10,597.94 : x
  2. Step 2: Convert to fraction form
    18,083.59/27,134.60 = 10,597.94/x
  3. Step 3: Cross multiply
    18,083.59x = 27,134.60 × 10,597.94
  4. Step 4: Simplify right side
    18,083.59x = 287,570,775.82
  5. Step 5: Solve for x
    x = 287,570,775.82/18,083.59
  6. Step 6: Final answer
    x = 15,902.31

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1.5x scale

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.