Home / 23,529.56-32,469.19-12,919.88

Finding the Fourth Proportional to 23,529.56, 32,469.19 and 12,919.88

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Solution

The fourth proportional to 23,529.56, 32,469.19 and 12,919.88 is: 17,828.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,529.56 : 32,469.19 = 12,919.88 : x
  2. Step 2: Convert to fraction form
    23,529.56/32,469.19 = 12,919.88/x
  3. Step 3: Cross multiply
    23,529.56x = 32,469.19 × 12,919.88
  4. Step 4: Simplify right side
    23,529.56x = 419,498,038.50
  5. Step 5: Solve for x
    x = 419,498,038.50/23,529.56
  6. Step 6: Final answer
    x = 17,828.55

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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.