Home / 20,019.07-27,629.67-12,062.04

Finding the Fourth Proportional to 20,019.07, 27,629.67 and 12,062.04

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Solution

The fourth proportional to 20,019.07, 27,629.67 and 12,062.04 is: 16,647.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.07 : 27,629.67 = 12,062.04 : x
  2. Step 2: Convert to fraction form
    20,019.07/27,629.67 = 12,062.04/x
  3. Step 3: Cross multiply
    20,019.07x = 27,629.67 × 12,062.04
  4. Step 4: Simplify right side
    20,019.07x = 333,270,184.73
  5. Step 5: Solve for x
    x = 333,270,184.73/20,019.07
  6. Step 6: Final answer
    x = 16,647.64

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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.