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Finding the Fourth Proportional to 17,863.96, 26,794.54 and 6,769.64

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Solution

The fourth proportional to 17,863.96, 26,794.54 and 6,769.64 is: 10,153.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,863.96 : 26,794.54 = 6,769.64 : x
  2. Step 2: Convert to fraction form
    17,863.96/26,794.54 = 6,769.64/x
  3. Step 3: Cross multiply
    17,863.96x = 26,794.54 × 6,769.64
  4. Step 4: Simplify right side
    17,863.96x = 181,389,389.77
  5. Step 5: Solve for x
    x = 181,389,389.77/17,863.96
  6. Step 6: Final answer
    x = 10,153.93

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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.