Home / 19,793.57-27,313.73-11,293.70

Finding the Fourth Proportional to 19,793.57, 27,313.73 and 11,293.70

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Solution

The fourth proportional to 19,793.57, 27,313.73 and 11,293.70 is: 15,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,793.57 : 27,313.73 = 11,293.70 : x
  2. Step 2: Convert to fraction form
    19,793.57/27,313.73 = 11,293.70/x
  3. Step 3: Cross multiply
    19,793.57x = 27,313.73 × 11,293.70
  4. Step 4: Simplify right side
    19,793.57x = 308,473,084.32
  5. Step 5: Solve for x
    x = 308,473,084.32/19,793.57
  6. Step 6: Final answer
    x = 15,584.51

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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.