Home / 20,020.93-27,627.53-11,067.22

Finding the Fourth Proportional to 20,020.93, 27,627.53 and 11,067.22

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Solution

The fourth proportional to 20,020.93, 27,627.53 and 11,067.22 is: 15,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020.93 : 27,627.53 = 11,067.22 : x
  2. Step 2: Convert to fraction form
    20,020.93/27,627.53 = 11,067.22/x
  3. Step 3: Cross multiply
    20,020.93x = 27,627.53 × 11,067.22
  4. Step 4: Simplify right side
    20,020.93x = 305,759,931.76
  5. Step 5: Solve for x
    x = 305,759,931.76/20,020.93
  6. Step 6: Final answer
    x = 15,272.02

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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.