Home / 33,455.76-46,200.18-21,539.80

Finding the Fourth Proportional to 33,455.76, 46,200.18 and 21,539.80

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Solution

The fourth proportional to 33,455.76, 46,200.18 and 21,539.80 is: 29,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,455.76 : 46,200.18 = 21,539.80 : x
  2. Step 2: Convert to fraction form
    33,455.76/46,200.18 = 21,539.80/x
  3. Step 3: Cross multiply
    33,455.76x = 46,200.18 × 21,539.80
  4. Step 4: Simplify right side
    33,455.76x = 995,142,637.16
  5. Step 5: Solve for x
    x = 995,142,637.16/33,455.76
  6. Step 6: Final answer
    x = 29,745.03

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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.