Home / 16,996.70-25,499.10-8,224.40

Finding the Fourth Proportional to 16,996.70, 25,499.10 and 8,224.40

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Solution

The fourth proportional to 16,996.70, 25,499.10 and 8,224.40 is: 12,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,996.70 : 25,499.10 = 8,224.40 : x
  2. Step 2: Convert to fraction form
    16,996.70/25,499.10 = 8,224.40/x
  3. Step 3: Cross multiply
    16,996.70x = 25,499.10 × 8,224.40
  4. Step 4: Simplify right side
    16,996.70x = 209,714,798.04
  5. Step 5: Solve for x
    x = 209,714,798.04/16,996.70
  6. Step 6: Final answer
    x = 12,338.56

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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.