Home / 13,738.25-20,608.46-5,947.13

Finding the Fourth Proportional to 13,738.25, 20,608.46 and 5,947.13

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Solution

The fourth proportional to 13,738.25, 20,608.46 and 5,947.13 is: 8,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738.25 : 20,608.46 = 5,947.13 : x
  2. Step 2: Convert to fraction form
    13,738.25/20,608.46 = 5,947.13/x
  3. Step 3: Cross multiply
    13,738.25x = 20,608.46 × 5,947.13
  4. Step 4: Simplify right side
    13,738.25x = 122,561,190.72
  5. Step 5: Solve for x
    x = 122,561,190.72/13,738.25
  6. Step 6: Final answer
    x = 8,921.16

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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.