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Finding the Fourth Proportional to 18,466.82, 27,726.25 and 9,467.48

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Solution

The fourth proportional to 18,466.82, 27,726.25 and 9,467.48 is: 14,214.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.82 : 27,726.25 = 9,467.48 : x
  2. Step 2: Convert to fraction form
    18,466.82/27,726.25 = 9,467.48/x
  3. Step 3: Cross multiply
    18,466.82x = 27,726.25 × 9,467.48
  4. Step 4: Simplify right side
    18,466.82x = 262,497,780.75
  5. Step 5: Solve for x
    x = 262,497,780.75/18,466.82
  6. Step 6: Final answer
    x = 14,214.56

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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.