Home / 27,571.95-41,362.05-12,782.37

Finding the Fourth Proportional to 27,571.95, 41,362.05 and 12,782.37

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Solution

The fourth proportional to 27,571.95, 41,362.05 and 12,782.37 is: 19,175.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,571.95 : 41,362.05 = 12,782.37 : x
  2. Step 2: Convert to fraction form
    27,571.95/41,362.05 = 12,782.37/x
  3. Step 3: Cross multiply
    27,571.95x = 41,362.05 × 12,782.37
  4. Step 4: Simplify right side
    27,571.95x = 528,705,027.06
  5. Step 5: Solve for x
    x = 528,705,027.06/27,571.95
  6. Step 6: Final answer
    x = 19,175.47

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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.