Home / 18,348.06-27,515.61-7,954.14

Finding the Fourth Proportional to 18,348.06, 27,515.61 and 7,954.14

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Solution

The fourth proportional to 18,348.06, 27,515.61 and 7,954.14 is: 11,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.06 : 27,515.61 = 7,954.14 : x
  2. Step 2: Convert to fraction form
    18,348.06/27,515.61 = 7,954.14/x
  3. Step 3: Cross multiply
    18,348.06x = 27,515.61 × 7,954.14
  4. Step 4: Simplify right side
    18,348.06x = 218,863,014.13
  5. Step 5: Solve for x
    x = 218,863,014.13/18,348.06
  6. Step 6: Final answer
    x = 11,928.40

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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.