Home / 36,731.82-55,048.38-20,066.88

Finding the Fourth Proportional to 36,731.82, 55,048.38 and 20,066.88

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Solution

The fourth proportional to 36,731.82, 55,048.38 and 20,066.88 is: 30,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,731.82 : 55,048.38 = 20,066.88 : x
  2. Step 2: Convert to fraction form
    36,731.82/55,048.38 = 20,066.88/x
  3. Step 3: Cross multiply
    36,731.82x = 55,048.38 × 20,066.88
  4. Step 4: Simplify right side
    36,731.82x = 1,104,649,235.65
  5. Step 5: Solve for x
    x = 1,104,649,235.65/36,731.82
  6. Step 6: Final answer
    x = 30,073.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.