Home / 27,408.12-41,072.82-15,571.32

Finding the Fourth Proportional to 27,408.12, 41,072.82 and 15,571.32

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Solution

The fourth proportional to 27,408.12, 41,072.82 and 15,571.32 is: 23,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.12 : 41,072.82 = 15,571.32 : x
  2. Step 2: Convert to fraction form
    27,408.12/41,072.82 = 15,571.32/x
  3. Step 3: Cross multiply
    27,408.12x = 41,072.82 × 15,571.32
  4. Step 4: Simplify right side
    27,408.12x = 639,558,023.52
  5. Step 5: Solve for x
    x = 639,558,023.52/27,408.12
  6. Step 6: Final answer
    x = 23,334.62

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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.