Home / 20,246.73-27,940.15-11,294.00

Finding the Fourth Proportional to 20,246.73, 27,940.15 and 11,294.00

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Solution

The fourth proportional to 20,246.73, 27,940.15 and 11,294.00 is: 15,585.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246.73 : 27,940.15 = 11,294.00 : x
  2. Step 2: Convert to fraction form
    20,246.73/27,940.15 = 11,294.00/x
  3. Step 3: Cross multiply
    20,246.73x = 27,940.15 × 11,294.00
  4. Step 4: Simplify right side
    20,246.73x = 315,556,033.29
  5. Step 5: Solve for x
    x = 315,556,033.29/20,246.73
  6. Step 6: Final answer
    x = 15,585.53

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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.