Home / 16,233.60-24,379.20-12,544.80

Finding the Fourth Proportional to 16,233.60, 24,379.20 and 12,544.80

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Solution

The fourth proportional to 16,233.60, 24,379.20 and 12,544.80 is: 18,839.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,233.60 : 24,379.20 = 12,544.80 : x
  2. Step 2: Convert to fraction form
    16,233.60/24,379.20 = 12,544.80/x
  3. Step 3: Cross multiply
    16,233.60x = 24,379.20 × 12,544.80
  4. Step 4: Simplify right side
    16,233.60x = 305,832,188.16
  5. Step 5: Solve for x
    x = 305,832,188.16/16,233.60
  6. Step 6: Final answer
    x = 18,839.46

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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.