The ordered pairs (8,12), (16, 24), (x, 21), (26, y ) represent a proportional relationship. Find th

Discussion in 'Calculator Requests' started by math_celebrity, Dec 20, 2020.

  1. math_celebrity

    math_celebrity Administrator Staff Member

    The ordered pairs (8,12), (16, 24), (x, 21), (26, y ) represent a proportional relationship. Find the value of x and the value of y.

    12/8 = 1.5
    24/16 = 1.5
    So we have our proportion; y/x = 1.5 or 3/2

    For (x, 21), we have:
    21/x = 3/2

    Type this proportion into our search engine and we get:
    x = 14

    For (26, y), we have:
    y/26 = 3/2

    Type this proportion into our search engine and we get;
    y = 39
     

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