Home / 33,191.36-45,806.62-18,853.74

Finding the Fourth Proportional to 33,191.36, 45,806.62 and 18,853.74

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Solution

The fourth proportional to 33,191.36, 45,806.62 and 18,853.74 is: 26,019.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,191.36 : 45,806.62 = 18,853.74 : x
  2. Step 2: Convert to fraction form
    33,191.36/45,806.62 = 18,853.74/x
  3. Step 3: Cross multiply
    33,191.36x = 45,806.62 × 18,853.74
  4. Step 4: Simplify right side
    33,191.36x = 863,626,103.76
  5. Step 5: Solve for x
    x = 863,626,103.76/33,191.36
  6. Step 6: Final answer
    x = 26,019.61

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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.