2 years ago

The value of m, if 3,18,m,42 are in proportion

Mathematics

1 answer:

Tom [10]2 years ago

5 0

If its a proportion then

$\\ \sf\longmapsto 42-m=m-18$

$\\ \sf\longmapsto 42+18=m+m$

$\\ \sf\longmapsto 2m=60$

$\\ \sf\longmapsto m=\dfrac{60}{2}$

$\\ \sf\longmapsto m=30$

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