Home / 23,194.94-31,998.38-13,760.06

Finding the Fourth Proportional to 23,194.94, 31,998.38 and 13,760.06

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Solution

The fourth proportional to 23,194.94, 31,998.38 and 13,760.06 is: 18,982.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,194.94 : 31,998.38 = 13,760.06 : x
  2. Step 2: Convert to fraction form
    23,194.94/31,998.38 = 13,760.06/x
  3. Step 3: Cross multiply
    23,194.94x = 31,998.38 × 13,760.06
  4. Step 4: Simplify right side
    23,194.94x = 440,299,628.70
  5. Step 5: Solve for x
    x = 440,299,628.70/23,194.94
  6. Step 6: Final answer
    x = 18,982.57

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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.