Home / 13,561.41-20,355.26-6,546.36

Finding the Fourth Proportional to 13,561.41, 20,355.26 and 6,546.36

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Solution

The fourth proportional to 13,561.41, 20,355.26 and 6,546.36 is: 9,825.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,561.41 : 20,355.26 = 6,546.36 : x
  2. Step 2: Convert to fraction form
    13,561.41/20,355.26 = 6,546.36/x
  3. Step 3: Cross multiply
    13,561.41x = 20,355.26 × 6,546.36
  4. Step 4: Simplify right side
    13,561.41x = 133,252,825.78
  5. Step 5: Solve for x
    x = 133,252,825.78/13,561.41
  6. Step 6: Final answer
    x = 9,825.88

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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.