Home / 33,090.93-45,684.34-21,793.25

Finding the Fourth Proportional to 33,090.93, 45,684.34 and 21,793.25

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Solution

The fourth proportional to 33,090.93, 45,684.34 and 21,793.25 is: 30,087.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,090.93 : 45,684.34 = 21,793.25 : x
  2. Step 2: Convert to fraction form
    33,090.93/45,684.34 = 21,793.25/x
  3. Step 3: Cross multiply
    33,090.93x = 45,684.34 × 21,793.25
  4. Step 4: Simplify right side
    33,090.93x = 995,610,302.43
  5. Step 5: Solve for x
    x = 995,610,302.43/33,090.93
  6. Step 6: Final answer
    x = 30,087.11

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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.