Home / 33,072.09-45,638.16-17,964.44

Finding the Fourth Proportional to 33,072.09, 45,638.16 and 17,964.44

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Solution

The fourth proportional to 33,072.09, 45,638.16 and 17,964.44 is: 24,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,072.09 : 45,638.16 = 17,964.44 : x
  2. Step 2: Convert to fraction form
    33,072.09/45,638.16 = 17,964.44/x
  3. Step 3: Cross multiply
    33,072.09x = 45,638.16 × 17,964.44
  4. Step 4: Simplify right side
    33,072.09x = 819,863,987.03
  5. Step 5: Solve for x
    x = 819,863,987.03/33,072.09
  6. Step 6: Final answer
    x = 24,790.21

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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.