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Finding the Fourth Proportional to 18,046.30, 27,069.44 and 8,804.38

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Solution

The fourth proportional to 18,046.30, 27,069.44 and 8,804.38 is: 13,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046.30 : 27,069.44 = 8,804.38 : x
  2. Step 2: Convert to fraction form
    18,046.30/27,069.44 = 8,804.38/x
  3. Step 3: Cross multiply
    18,046.30x = 27,069.44 × 8,804.38
  4. Step 4: Simplify right side
    18,046.30x = 238,329,636.15
  5. Step 5: Solve for x
    x = 238,329,636.15/18,046.30
  6. Step 6: Final answer
    x = 13,206.57

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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.