Home / 13,974.83-20,962.23-3,586.58

Finding the Fourth Proportional to 13,974.83, 20,962.23 and 3,586.58

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Solution

The fourth proportional to 13,974.83, 20,962.23 and 3,586.58 is: 5,379.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.83 : 20,962.23 = 3,586.58 : x
  2. Step 2: Convert to fraction form
    13,974.83/20,962.23 = 3,586.58/x
  3. Step 3: Cross multiply
    13,974.83x = 20,962.23 × 3,586.58
  4. Step 4: Simplify right side
    13,974.83x = 75,182,610.06
  5. Step 5: Solve for x
    x = 75,182,610.06/13,974.83
  6. Step 6: Final answer
    x = 5,379.86

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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.