Home / 23,027.56-31,768.21-13,199.62

Finding the Fourth Proportional to 23,027.56, 31,768.21 and 13,199.62

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Solution

The fourth proportional to 23,027.56, 31,768.21 and 13,199.62 is: 18,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,027.56 : 31,768.21 = 13,199.62 : x
  2. Step 2: Convert to fraction form
    23,027.56/31,768.21 = 13,199.62/x
  3. Step 3: Cross multiply
    23,027.56x = 31,768.21 × 13,199.62
  4. Step 4: Simplify right side
    23,027.56x = 419,328,300.08
  5. Step 5: Solve for x
    x = 419,328,300.08/23,027.56
  6. Step 6: Final answer
    x = 18,209.85

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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.