Home / 25,704.01-38,556-16,936.87

Finding the Fourth Proportional to 25,704.01, 38,556 and 16,936.87

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Solution

The fourth proportional to 25,704.01, 38,556 and 16,936.87 is: 25,405.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704.01 : 38,556 = 16,936.87 : x
  2. Step 2: Convert to fraction form
    25,704.01/38,556 = 16,936.87/x
  3. Step 3: Cross multiply
    25,704.01x = 38,556 × 16,936.87
  4. Step 4: Simplify right side
    25,704.01x = 653,017,959.72
  5. Step 5: Solve for x
    x = 653,017,959.72/25,704.01
  6. Step 6: Final answer
    x = 25,405.30

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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.