Home / 14,025.57-20,940.74-12,625.89

Finding the Fourth Proportional to 14,025.57, 20,940.74 and 12,625.89

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Solution

The fourth proportional to 14,025.57, 20,940.74 and 12,625.89 is: 18,850.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.57 : 20,940.74 = 12,625.89 : x
  2. Step 2: Convert to fraction form
    14,025.57/20,940.74 = 12,625.89/x
  3. Step 3: Cross multiply
    14,025.57x = 20,940.74 × 12,625.89
  4. Step 4: Simplify right side
    14,025.57x = 264,395,416.63
  5. Step 5: Solve for x
    x = 264,395,416.63/14,025.57
  6. Step 6: Final answer
    x = 18,850.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.