Home / 17,958.24-26,940.60-8,102.16

Finding the Fourth Proportional to 17,958.24, 26,940.60 and 8,102.16

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Solution

The fourth proportional to 17,958.24, 26,940.60 and 8,102.16 is: 12,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,958.24 : 26,940.60 = 8,102.16 : x
  2. Step 2: Convert to fraction form
    17,958.24/26,940.60 = 8,102.16/x
  3. Step 3: Cross multiply
    17,958.24x = 26,940.60 × 8,102.16
  4. Step 4: Simplify right side
    17,958.24x = 218,277,051.70
  5. Step 5: Solve for x
    x = 218,277,051.70/17,958.24
  6. Step 6: Final answer
    x = 12,154.70

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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.