Home / 16,999.04-25,480.34-8,221.88

Finding the Fourth Proportional to 16,999.04, 25,480.34 and 8,221.88

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Solution

The fourth proportional to 16,999.04, 25,480.34 and 8,221.88 is: 12,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.04 : 25,480.34 = 8,221.88 : x
  2. Step 2: Convert to fraction form
    16,999.04/25,480.34 = 8,221.88/x
  3. Step 3: Cross multiply
    16,999.04x = 25,480.34 × 8,221.88
  4. Step 4: Simplify right side
    16,999.04x = 209,496,297.84
  5. Step 5: Solve for x
    x = 209,496,297.84/16,999.04
  6. Step 6: Final answer
    x = 12,324.01

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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.