Home / 16,942.37-23,392.14-12,956.54

Finding the Fourth Proportional to 16,942.37, 23,392.14 and 12,956.54

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Solution

The fourth proportional to 16,942.37, 23,392.14 and 12,956.54 is: 17,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.37 : 23,392.14 = 12,956.54 : x
  2. Step 2: Convert to fraction form
    16,942.37/23,392.14 = 12,956.54/x
  3. Step 3: Cross multiply
    16,942.37x = 23,392.14 × 12,956.54
  4. Step 4: Simplify right side
    16,942.37x = 303,081,197.60
  5. Step 5: Solve for x
    x = 303,081,197.60/16,942.37
  6. Step 6: Final answer
    x = 17,888.95

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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.