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Finding the Fourth Proportional to 18,482.14, 27,704.73 and 6,632.69

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Solution

The fourth proportional to 18,482.14, 27,704.73 and 6,632.69 is: 9,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,482.14 : 27,704.73 = 6,632.69 : x
  2. Step 2: Convert to fraction form
    18,482.14/27,704.73 = 6,632.69/x
  3. Step 3: Cross multiply
    18,482.14x = 27,704.73 × 6,632.69
  4. Step 4: Simplify right side
    18,482.14x = 183,756,885.62
  5. Step 5: Solve for x
    x = 183,756,885.62/18,482.14
  6. Step 6: Final answer
    x = 9,942.41

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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.