Home / 33,185.08-45,793.74-20,609.56

Finding the Fourth Proportional to 33,185.08, 45,793.74 and 20,609.56

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Solution

The fourth proportional to 33,185.08, 45,793.74 and 20,609.56 is: 28,440.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,185.08 : 45,793.74 = 20,609.56 : x
  2. Step 2: Convert to fraction form
    33,185.08/45,793.74 = 20,609.56/x
  3. Step 3: Cross multiply
    33,185.08x = 45,793.74 × 20,609.56
  4. Step 4: Simplify right side
    33,185.08x = 943,788,832.15
  5. Step 5: Solve for x
    x = 943,788,832.15/33,185.08
  6. Step 6: Final answer
    x = 28,440.16

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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.