Home / 33,120.36-45,706.41-18,013.14

Finding the Fourth Proportional to 33,120.36, 45,706.41 and 18,013.14

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Solution

The fourth proportional to 33,120.36, 45,706.41 and 18,013.14 is: 24,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120.36 : 45,706.41 = 18,013.14 : x
  2. Step 2: Convert to fraction form
    33,120.36/45,706.41 = 18,013.14/x
  3. Step 3: Cross multiply
    33,120.36x = 45,706.41 × 18,013.14
  4. Step 4: Simplify right side
    33,120.36x = 823,315,962.23
  5. Step 5: Solve for x
    x = 823,315,962.23/33,120.36
  6. Step 6: Final answer
    x = 24,858.30

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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.