Home / 33,371.04-46,044-20,786.88

Finding the Fourth Proportional to 33,371.04, 46,044 and 20,786.88

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Solution

The fourth proportional to 33,371.04, 46,044 and 20,786.88 is: 28,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,371.04 : 46,044 = 20,786.88 : x
  2. Step 2: Convert to fraction form
    33,371.04/46,044 = 20,786.88/x
  3. Step 3: Cross multiply
    33,371.04x = 46,044 × 20,786.88
  4. Step 4: Simplify right side
    33,371.04x = 957,111,102.72
  5. Step 5: Solve for x
    x = 957,111,102.72/33,371.04
  6. Step 6: Final answer
    x = 28,680.89

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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.