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Finding the Fourth Proportional to 18,246.82, 27,370.23 and 14,092.89

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Solution

The fourth proportional to 18,246.82, 27,370.23 and 14,092.89 is: 21,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.82 : 27,370.23 = 14,092.89 : x
  2. Step 2: Convert to fraction form
    18,246.82/27,370.23 = 14,092.89/x
  3. Step 3: Cross multiply
    18,246.82x = 27,370.23 × 14,092.89
  4. Step 4: Simplify right side
    18,246.82x = 385,725,640.66
  5. Step 5: Solve for x
    x = 385,725,640.66/18,246.82
  6. Step 6: Final answer
    x = 21,139.34

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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.