Home / 22,324.51-33,511.39-12,975.09

Finding the Fourth Proportional to 22,324.51, 33,511.39 and 12,975.09

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Solution

The fourth proportional to 22,324.51, 33,511.39 and 12,975.09 is: 19,476.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,324.51 : 33,511.39 = 12,975.09 : x
  2. Step 2: Convert to fraction form
    22,324.51/33,511.39 = 12,975.09/x
  3. Step 3: Cross multiply
    22,324.51x = 33,511.39 × 12,975.09
  4. Step 4: Simplify right side
    22,324.51x = 434,813,143.17
  5. Step 5: Solve for x
    x = 434,813,143.17/22,324.51
  6. Step 6: Final answer
    x = 19,476.94

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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.