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Finding the Fourth Proportional to 18,092.19, 27,122.59 and 7,006.94

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Solution

The fourth proportional to 18,092.19, 27,122.59 and 7,006.94 is: 10,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,092.19 : 27,122.59 = 7,006.94 : x
  2. Step 2: Convert to fraction form
    18,092.19/27,122.59 = 7,006.94/x
  3. Step 3: Cross multiply
    18,092.19x = 27,122.59 × 7,006.94
  4. Step 4: Simplify right side
    18,092.19x = 190,046,190.13
  5. Step 5: Solve for x
    x = 190,046,190.13/18,092.19
  6. Step 6: Final answer
    x = 10,504.32

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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.