Home / 18,074.43-27,111.84-7,546.05

Finding the Fourth Proportional to 18,074.43, 27,111.84 and 7,546.05

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Solution

The fourth proportional to 18,074.43, 27,111.84 and 7,546.05 is: 11,319.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074.43 : 27,111.84 = 7,546.05 : x
  2. Step 2: Convert to fraction form
    18,074.43/27,111.84 = 7,546.05/x
  3. Step 3: Cross multiply
    18,074.43x = 27,111.84 × 7,546.05
  4. Step 4: Simplify right side
    18,074.43x = 204,587,271.93
  5. Step 5: Solve for x
    x = 204,587,271.93/18,074.43
  6. Step 6: Final answer
    x = 11,319.15

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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.