Home / 23,381.72-32,267.34-12,771.44

Finding the Fourth Proportional to 23,381.72, 32,267.34 and 12,771.44

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Solution

The fourth proportional to 23,381.72, 32,267.34 and 12,771.44 is: 17,624.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,381.72 : 32,267.34 = 12,771.44 : x
  2. Step 2: Convert to fraction form
    23,381.72/32,267.34 = 12,771.44/x
  3. Step 3: Cross multiply
    23,381.72x = 32,267.34 × 12,771.44
  4. Step 4: Simplify right side
    23,381.72x = 412,100,396.77
  5. Step 5: Solve for x
    x = 412,100,396.77/23,381.72
  6. Step 6: Final answer
    x = 17,624.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.