Home / 19,786.69-29,680.94-11,014.99

Finding the Fourth Proportional to 19,786.69, 29,680.94 and 11,014.99

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Solution

The fourth proportional to 19,786.69, 29,680.94 and 11,014.99 is: 16,522.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.69 : 29,680.94 = 11,014.99 : x
  2. Step 2: Convert to fraction form
    19,786.69/29,680.94 = 11,014.99/x
  3. Step 3: Cross multiply
    19,786.69x = 29,680.94 × 11,014.99
  4. Step 4: Simplify right side
    19,786.69x = 326,935,202.22
  5. Step 5: Solve for x
    x = 326,935,202.22/19,786.69
  6. Step 6: Final answer
    x = 16,522.99

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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.