Home / 40,297.62-60,425.56-18,091.88

Finding the Fourth Proportional to 40,297.62, 60,425.56 and 18,091.88

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Solution

The fourth proportional to 40,297.62, 60,425.56 and 18,091.88 is: 27,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,297.62 : 60,425.56 = 18,091.88 : x
  2. Step 2: Convert to fraction form
    40,297.62/60,425.56 = 18,091.88/x
  3. Step 3: Cross multiply
    40,297.62x = 60,425.56 × 18,091.88
  4. Step 4: Simplify right side
    40,297.62x = 1,093,211,980.45
  5. Step 5: Solve for x
    x = 1,093,211,980.45/40,297.62
  6. Step 6: Final answer
    x = 27,128.45

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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.