Home / 15,972.36-23,963.26-8,186.60

Finding the Fourth Proportional to 15,972.36, 23,963.26 and 8,186.60

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Solution

The fourth proportional to 15,972.36, 23,963.26 and 8,186.60 is: 12,282.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.36 : 23,963.26 = 8,186.60 : x
  2. Step 2: Convert to fraction form
    15,972.36/23,963.26 = 8,186.60/x
  3. Step 3: Cross multiply
    15,972.36x = 23,963.26 × 8,186.60
  4. Step 4: Simplify right side
    15,972.36x = 196,177,624.32
  5. Step 5: Solve for x
    x = 196,177,624.32/15,972.36
  6. Step 6: Final answer
    x = 12,282.32

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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.