Home / 33,257.42-45,891.20-18,919.07

Finding the Fourth Proportional to 33,257.42, 45,891.20 and 18,919.07

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Solution

The fourth proportional to 33,257.42, 45,891.20 and 18,919.07 is: 26,106.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,257.42 : 45,891.20 = 18,919.07 : x
  2. Step 2: Convert to fraction form
    33,257.42/45,891.20 = 18,919.07/x
  3. Step 3: Cross multiply
    33,257.42x = 45,891.20 × 18,919.07
  4. Step 4: Simplify right side
    33,257.42x = 868,218,845.32
  5. Step 5: Solve for x
    x = 868,218,845.32/33,257.42
  6. Step 6: Final answer
    x = 26,106.02

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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.