Home / 33,828.07-46,681.77-18,721.36

Finding the Fourth Proportional to 33,828.07, 46,681.77 and 18,721.36

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Solution

The fourth proportional to 33,828.07, 46,681.77 and 18,721.36 is: 25,834.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,828.07 : 46,681.77 = 18,721.36 : x
  2. Step 2: Convert to fraction form
    33,828.07/46,681.77 = 18,721.36/x
  3. Step 3: Cross multiply
    33,828.07x = 46,681.77 × 18,721.36
  4. Step 4: Simplify right side
    33,828.07x = 873,946,221.61
  5. Step 5: Solve for x
    x = 873,946,221.61/33,828.07
  6. Step 6: Final answer
    x = 25,834.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.