Home / 23,516.39-32,453.25-12,906.40

Finding the Fourth Proportional to 23,516.39, 32,453.25 and 12,906.40

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Solution

The fourth proportional to 23,516.39, 32,453.25 and 12,906.40 is: 17,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,516.39 : 32,453.25 = 12,906.40 : x
  2. Step 2: Convert to fraction form
    23,516.39/32,453.25 = 12,906.40/x
  3. Step 3: Cross multiply
    23,516.39x = 32,453.25 × 12,906.40
  4. Step 4: Simplify right side
    23,516.39x = 418,854,625.80
  5. Step 5: Solve for x
    x = 418,854,625.80/23,516.39
  6. Step 6: Final answer
    x = 17,811.18

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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.