Home / 19,499.62-26,907.68-11,942.50

Finding the Fourth Proportional to 19,499.62, 26,907.68 and 11,942.50

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Solution

The fourth proportional to 19,499.62, 26,907.68 and 11,942.50 is: 16,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.62 : 26,907.68 = 11,942.50 : x
  2. Step 2: Convert to fraction form
    19,499.62/26,907.68 = 11,942.50/x
  3. Step 3: Cross multiply
    19,499.62x = 26,907.68 × 11,942.50
  4. Step 4: Simplify right side
    19,499.62x = 321,344,968.40
  5. Step 5: Solve for x
    x = 321,344,968.40/19,499.62
  6. Step 6: Final answer
    x = 16,479.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.