Home / 18,209.56-25,092.24-13,960.72

Finding the Fourth Proportional to 18,209.56, 25,092.24 and 13,960.72

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Solution

The fourth proportional to 18,209.56, 25,092.24 and 13,960.72 is: 19,237.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,209.56 : 25,092.24 = 13,960.72 : x
  2. Step 2: Convert to fraction form
    18,209.56/25,092.24 = 13,960.72/x
  3. Step 3: Cross multiply
    18,209.56x = 25,092.24 × 13,960.72
  4. Step 4: Simplify right side
    18,209.56x = 350,305,736.81
  5. Step 5: Solve for x
    x = 350,305,736.81/18,209.56
  6. Step 6: Final answer
    x = 19,237.46

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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.