Home / 16,997.12-23,429.76-13,847.84

Finding the Fourth Proportional to 16,997.12, 23,429.76 and 13,847.84

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Solution

The fourth proportional to 16,997.12, 23,429.76 and 13,847.84 is: 19,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,997.12 : 23,429.76 = 13,847.84 : x
  2. Step 2: Convert to fraction form
    16,997.12/23,429.76 = 13,847.84/x
  3. Step 3: Cross multiply
    16,997.12x = 23,429.76 × 13,847.84
  4. Step 4: Simplify right side
    16,997.12x = 324,451,567.72
  5. Step 5: Solve for x
    x = 324,451,567.72/16,997.12
  6. Step 6: Final answer
    x = 19,088.62

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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.