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Finding the Fourth Proportional to 18,196.80, 27,266.34 and 14,046.97

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Solution

The fourth proportional to 18,196.80, 27,266.34 and 14,046.97 is: 21,048.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,196.80 : 27,266.34 = 14,046.97 : x
  2. Step 2: Convert to fraction form
    18,196.80/27,266.34 = 14,046.97/x
  3. Step 3: Cross multiply
    18,196.80x = 27,266.34 × 14,046.97
  4. Step 4: Simplify right side
    18,196.80x = 383,009,323.66
  5. Step 5: Solve for x
    x = 383,009,323.66/18,196.80
  6. Step 6: Final answer
    x = 21,048.17

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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.