Home / 33,786.49-46,630-19,446.03

Finding the Fourth Proportional to 33,786.49, 46,630 and 19,446.03

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Solution

The fourth proportional to 33,786.49, 46,630 and 19,446.03 is: 26,838.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,786.49 : 46,630 = 19,446.03 : x
  2. Step 2: Convert to fraction form
    33,786.49/46,630 = 19,446.03/x
  3. Step 3: Cross multiply
    33,786.49x = 46,630 × 19,446.03
  4. Step 4: Simplify right side
    33,786.49x = 906,768,378.90
  5. Step 5: Solve for x
    x = 906,768,378.90/33,786.49
  6. Step 6: Final answer
    x = 26,838.19

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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.