Home / 16,012.80-22,096.74-8,939.67

Finding the Fourth Proportional to 16,012.80, 22,096.74 and 8,939.67

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Solution

The fourth proportional to 16,012.80, 22,096.74 and 8,939.67 is: 12,336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,012.80 : 22,096.74 = 8,939.67 : x
  2. Step 2: Convert to fraction form
    16,012.80/22,096.74 = 8,939.67/x
  3. Step 3: Cross multiply
    16,012.80x = 22,096.74 × 8,939.67
  4. Step 4: Simplify right side
    16,012.80x = 197,537,563.68
  5. Step 5: Solve for x
    x = 197,537,563.68/16,012.80
  6. Step 6: Final answer
    x = 12,336.23

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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.