Home / 16,857.51-25,286.28-5,764.31

Finding the Fourth Proportional to 16,857.51, 25,286.28 and 5,764.31

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Solution

The fourth proportional to 16,857.51, 25,286.28 and 5,764.31 is: 8,646.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.51 : 25,286.28 = 5,764.31 : x
  2. Step 2: Convert to fraction form
    16,857.51/25,286.28 = 5,764.31/x
  3. Step 3: Cross multiply
    16,857.51x = 25,286.28 × 5,764.31
  4. Step 4: Simplify right side
    16,857.51x = 145,757,801.41
  5. Step 5: Solve for x
    x = 145,757,801.41/16,857.51
  6. Step 6: Final answer
    x = 8,646.46

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Similar ratio
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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.