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Finding the Fourth Proportional to 18,053.67, 27,093.81 and 8,566.02

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Solution

The fourth proportional to 18,053.67, 27,093.81 and 8,566.02 is: 12,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.67 : 27,093.81 = 8,566.02 : x
  2. Step 2: Convert to fraction form
    18,053.67/27,093.81 = 8,566.02/x
  3. Step 3: Cross multiply
    18,053.67x = 27,093.81 × 8,566.02
  4. Step 4: Simplify right side
    18,053.67x = 232,086,075.51
  5. Step 5: Solve for x
    x = 232,086,075.51/18,053.67
  6. Step 6: Final answer
    x = 12,855.34

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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.