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Finding the Fourth Proportional to 33,480.80, 46,203.96 and 18,373.22

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Solution

The fourth proportional to 33,480.80, 46,203.96 and 18,373.22 is: 25,355.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,480.80 : 46,203.96 = 18,373.22 : x
  2. Step 2: Convert to fraction form
    33,480.80/46,203.96 = 18,373.22/x
  3. Step 3: Cross multiply
    33,480.80x = 46,203.96 × 18,373.22
  4. Step 4: Simplify right side
    33,480.80x = 848,915,521.95
  5. Step 5: Solve for x
    x = 848,915,521.95/33,480.80
  6. Step 6: Final answer
    x = 25,355.29

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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.