Home / 14,997.03-20,695.83-8,282.63

Finding the Fourth Proportional to 14,997.03, 20,695.83 and 8,282.63

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Solution

The fourth proportional to 14,997.03, 20,695.83 and 8,282.63 is: 11,429.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,997.03 : 20,695.83 = 8,282.63 : x
  2. Step 2: Convert to fraction form
    14,997.03/20,695.83 = 8,282.63/x
  3. Step 3: Cross multiply
    14,997.03x = 20,695.83 × 8,282.63
  4. Step 4: Simplify right side
    14,997.03x = 171,415,902.43
  5. Step 5: Solve for x
    x = 171,415,902.43/14,997.03
  6. Step 6: Final answer
    x = 11,429.99

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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.