Home / 33,072.24-45,640.52-18,168.24

Finding the Fourth Proportional to 33,072.24, 45,640.52 and 18,168.24

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Solution

The fourth proportional to 33,072.24, 45,640.52 and 18,168.24 is: 25,072.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,072.24 : 45,640.52 = 18,168.24 : x
  2. Step 2: Convert to fraction form
    33,072.24/45,640.52 = 18,168.24/x
  3. Step 3: Cross multiply
    33,072.24x = 45,640.52 × 18,168.24
  4. Step 4: Simplify right side
    33,072.24x = 829,207,921.08
  5. Step 5: Solve for x
    x = 829,207,921.08/33,072.24
  6. Step 6: Final answer
    x = 25,072.63

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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.