Home / 18,380.28-27,554.82-7,294.80

Finding the Fourth Proportional to 18,380.28, 27,554.82 and 7,294.80

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Solution

The fourth proportional to 18,380.28, 27,554.82 and 7,294.80 is: 10,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,380.28 : 27,554.82 = 7,294.80 : x
  2. Step 2: Convert to fraction form
    18,380.28/27,554.82 = 7,294.80/x
  3. Step 3: Cross multiply
    18,380.28x = 27,554.82 × 7,294.80
  4. Step 4: Simplify right side
    18,380.28x = 201,006,900.94
  5. Step 5: Solve for x
    x = 201,006,900.94/18,380.28
  6. Step 6: Final answer
    x = 10,936.01

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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.