Home / 18,001.26-26,954.60-12,707.73

Finding the Fourth Proportional to 18,001.26, 26,954.60 and 12,707.73

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Solution

The fourth proportional to 18,001.26, 26,954.60 and 12,707.73 is: 19,028.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.26 : 26,954.60 = 12,707.73 : x
  2. Step 2: Convert to fraction form
    18,001.26/26,954.60 = 12,707.73/x
  3. Step 3: Cross multiply
    18,001.26x = 26,954.60 × 12,707.73
  4. Step 4: Simplify right side
    18,001.26x = 342,531,715.52
  5. Step 5: Solve for x
    x = 342,531,715.52/18,001.26
  6. Step 6: Final answer
    x = 19,028.21

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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.