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Finding the Fourth Proportional to 17,362.88, 26,027.82 and 15,771.80

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Solution

The fourth proportional to 17,362.88, 26,027.82 and 15,771.80 is: 23,642.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,362.88 : 26,027.82 = 15,771.80 : x
  2. Step 2: Convert to fraction form
    17,362.88/26,027.82 = 15,771.80/x
  3. Step 3: Cross multiply
    17,362.88x = 26,027.82 × 15,771.80
  4. Step 4: Simplify right side
    17,362.88x = 410,505,571.48
  5. Step 5: Solve for x
    x = 410,505,571.48/17,362.88
  6. Step 6: Final answer
    x = 23,642.71

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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.