Home / 16,910.64-25,365.96-4,429.62

Finding the Fourth Proportional to 16,910.64, 25,365.96 and 4,429.62

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Solution

The fourth proportional to 16,910.64, 25,365.96 and 4,429.62 is: 6,644.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.64 : 25,365.96 = 4,429.62 : x
  2. Step 2: Convert to fraction form
    16,910.64/25,365.96 = 4,429.62/x
  3. Step 3: Cross multiply
    16,910.64x = 25,365.96 × 4,429.62
  4. Step 4: Simplify right side
    16,910.64x = 112,361,563.74
  5. Step 5: Solve for x
    x = 112,361,563.74/16,910.64
  6. Step 6: Final answer
    x = 6,644.43

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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.