Home / 27,546.93-41,319.63-18,520.39

Finding the Fourth Proportional to 27,546.93, 41,319.63 and 18,520.39

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Solution

The fourth proportional to 27,546.93, 41,319.63 and 18,520.39 is: 27,780.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,546.93 : 41,319.63 = 18,520.39 : x
  2. Step 2: Convert to fraction form
    27,546.93/41,319.63 = 18,520.39/x
  3. Step 3: Cross multiply
    27,546.93x = 41,319.63 × 18,520.39
  4. Step 4: Simplify right side
    27,546.93x = 765,255,558.96
  5. Step 5: Solve for x
    x = 765,255,558.96/27,546.93
  6. Step 6: Final answer
    x = 27,780.07

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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.