Home / 15,996.93-22,076.23-8,923.20

Finding the Fourth Proportional to 15,996.93, 22,076.23 and 8,923.20

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Solution

The fourth proportional to 15,996.93, 22,076.23 and 8,923.20 is: 12,314.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.93 : 22,076.23 = 8,923.20 : x
  2. Step 2: Convert to fraction form
    15,996.93/22,076.23 = 8,923.20/x
  3. Step 3: Cross multiply
    15,996.93x = 22,076.23 × 8,923.20
  4. Step 4: Simplify right side
    15,996.93x = 196,990,460.54
  5. Step 5: Solve for x
    x = 196,990,460.54/15,996.93
  6. Step 6: Final answer
    x = 12,314.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.