Home / 16,855.20-25,261.20-14,997.60

Finding the Fourth Proportional to 16,855.20, 25,261.20 and 14,997.60

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Solution

The fourth proportional to 16,855.20, 25,261.20 and 14,997.60 is: 22,477.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.20 : 25,261.20 = 14,997.60 : x
  2. Step 2: Convert to fraction form
    16,855.20/25,261.20 = 14,997.60/x
  3. Step 3: Cross multiply
    16,855.20x = 25,261.20 × 14,997.60
  4. Step 4: Simplify right side
    16,855.20x = 378,857,373.12
  5. Step 5: Solve for x
    x = 378,857,373.12/16,855.20
  6. Step 6: Final answer
    x = 22,477.18

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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.