JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li class="base">1</li>
    <li class="base">2</li>
    <li>3</li>
</ul>

Output:
<pre class="console">
</pre>

JavaScript

$('.console').append('Using find:' + ($('ul').find('.base:last ~ li').text()));
$('.console').append("\n");
$('.console').append('Using children:' + ($('ul').children('.base:last ~ li').text()));