Home / 33,487.47-46,211.94-21,550.80

Finding the Fourth Proportional to 33,487.47, 46,211.94 and 21,550.80

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Solution

The fourth proportional to 33,487.47, 46,211.94 and 21,550.80 is: 29,739.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,487.47 : 46,211.94 = 21,550.80 : x
  2. Step 2: Convert to fraction form
    33,487.47/46,211.94 = 21,550.80/x
  3. Step 3: Cross multiply
    33,487.47x = 46,211.94 × 21,550.80
  4. Step 4: Simplify right side
    33,487.47x = 995,904,276.55
  5. Step 5: Solve for x
    x = 995,904,276.55/33,487.47
  6. Step 6: Final answer
    x = 29,739.61

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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.