Home / 16,855.83-25,283.72-15,817.01

Finding the Fourth Proportional to 16,855.83, 25,283.72 and 15,817.01

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Solution

The fourth proportional to 16,855.83, 25,283.72 and 15,817.01 is: 23,725.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.83 : 25,283.72 = 15,817.01 : x
  2. Step 2: Convert to fraction form
    16,855.83/25,283.72 = 15,817.01/x
  3. Step 3: Cross multiply
    16,855.83x = 25,283.72 × 15,817.01
  4. Step 4: Simplify right side
    16,855.83x = 399,912,765.20
  5. Step 5: Solve for x
    x = 399,912,765.20/16,855.83
  6. Step 6: Final answer
    x = 23,725.49

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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.