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Finding the Fourth Proportional to 17,841.92, 26,742.83 and 8,474.27

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Solution

The fourth proportional to 17,841.92, 26,742.83 and 8,474.27 is: 12,701.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,841.92 : 26,742.83 = 8,474.27 : x
  2. Step 2: Convert to fraction form
    17,841.92/26,742.83 = 8,474.27/x
  3. Step 3: Cross multiply
    17,841.92x = 26,742.83 × 8,474.27
  4. Step 4: Simplify right side
    17,841.92x = 226,626,050.03
  5. Step 5: Solve for x
    x = 226,626,050.03/17,841.92
  6. Step 6: Final answer
    x = 12,701.89

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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.