Home / 27,667.92-41,511.33-11,872.29

Finding the Fourth Proportional to 27,667.92, 41,511.33 and 11,872.29

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Solution

The fourth proportional to 27,667.92, 41,511.33 and 11,872.29 is: 17,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,667.92 : 41,511.33 = 11,872.29 : x
  2. Step 2: Convert to fraction form
    27,667.92/41,511.33 = 11,872.29/x
  3. Step 3: Cross multiply
    27,667.92x = 41,511.33 × 11,872.29
  4. Step 4: Simplify right side
    27,667.92x = 492,834,548.05
  5. Step 5: Solve for x
    x = 492,834,548.05/27,667.92
  6. Step 6: Final answer
    x = 17,812.49

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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.