Home / 19,519.14-26,934.58-11,019

Finding the Fourth Proportional to 19,519.14, 26,934.58 and 11,019

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Solution

The fourth proportional to 19,519.14, 26,934.58 and 11,019 is: 15,205.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.14 : 26,934.58 = 11,019 : x
  2. Step 2: Convert to fraction form
    19,519.14/26,934.58 = 11,019/x
  3. Step 3: Cross multiply
    19,519.14x = 26,934.58 × 11,019
  4. Step 4: Simplify right side
    19,519.14x = 296,792,137.02
  5. Step 5: Solve for x
    x = 296,792,137.02/19,519.14
  6. Step 6: Final answer
    x = 15,205.19

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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.