Home / 15,546.60-23,322.90-6,661.80

Finding the Fourth Proportional to 15,546.60, 23,322.90 and 6,661.80

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Solution

The fourth proportional to 15,546.60, 23,322.90 and 6,661.80 is: 9,993.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546.60 : 23,322.90 = 6,661.80 : x
  2. Step 2: Convert to fraction form
    15,546.60/23,322.90 = 6,661.80/x
  3. Step 3: Cross multiply
    15,546.60x = 23,322.90 × 6,661.80
  4. Step 4: Simplify right side
    15,546.60x = 155,372,495.22
  5. Step 5: Solve for x
    x = 155,372,495.22/15,546.60
  6. Step 6: Final answer
    x = 9,993.99

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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.