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Finding the Fourth Proportional to 18,047.97, 27,075.05 and 6,201.18

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Solution

The fourth proportional to 18,047.97, 27,075.05 and 6,201.18 is: 9,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.97 : 27,075.05 = 6,201.18 : x
  2. Step 2: Convert to fraction form
    18,047.97/27,075.05 = 6,201.18/x
  3. Step 3: Cross multiply
    18,047.97x = 27,075.05 × 6,201.18
  4. Step 4: Simplify right side
    18,047.97x = 167,897,227.55
  5. Step 5: Solve for x
    x = 167,897,227.55/18,047.97
  6. Step 6: Final answer
    x = 9,302.83

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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.