Home / 19,238.05-26,544-11,684.17

Finding the Fourth Proportional to 19,238.05, 26,544 and 11,684.17

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Solution

The fourth proportional to 19,238.05, 26,544 and 11,684.17 is: 16,121.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238.05 : 26,544 = 11,684.17 : x
  2. Step 2: Convert to fraction form
    19,238.05/26,544 = 11,684.17/x
  3. Step 3: Cross multiply
    19,238.05x = 26,544 × 11,684.17
  4. Step 4: Simplify right side
    19,238.05x = 310,144,608.48
  5. Step 5: Solve for x
    x = 310,144,608.48/19,238.05
  6. Step 6: Final answer
    x = 16,121.42

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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.