Home / 14,408.10-21,611.34-4,019.85

Finding the Fourth Proportional to 14,408.10, 21,611.34 and 4,019.85

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Solution

The fourth proportional to 14,408.10, 21,611.34 and 4,019.85 is: 6,029.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.10 : 21,611.34 = 4,019.85 : x
  2. Step 2: Convert to fraction form
    14,408.10/21,611.34 = 4,019.85/x
  3. Step 3: Cross multiply
    14,408.10x = 21,611.34 × 4,019.85
  4. Step 4: Simplify right side
    14,408.10x = 86,874,345.10
  5. Step 5: Solve for x
    x = 86,874,345.10/14,408.10
  6. Step 6: Final answer
    x = 6,029.55

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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.