Home / 15,976.36-23,942.70-8,168.80

Finding the Fourth Proportional to 15,976.36, 23,942.70 and 8,168.80

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Solution

The fourth proportional to 15,976.36, 23,942.70 and 8,168.80 is: 12,242.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976.36 : 23,942.70 = 8,168.80 : x
  2. Step 2: Convert to fraction form
    15,976.36/23,942.70 = 8,168.80/x
  3. Step 3: Cross multiply
    15,976.36x = 23,942.70 × 8,168.80
  4. Step 4: Simplify right side
    15,976.36x = 195,583,127.76
  5. Step 5: Solve for x
    x = 195,583,127.76/15,976.36
  6. Step 6: Final answer
    x = 12,242.03

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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.