Home / 17,458.80-26,194.68-8,103.44

Finding the Fourth Proportional to 17,458.80, 26,194.68 and 8,103.44

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Solution

The fourth proportional to 17,458.80, 26,194.68 and 8,103.44 is: 12,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,458.80 : 26,194.68 = 8,103.44 : x
  2. Step 2: Convert to fraction form
    17,458.80/26,194.68 = 8,103.44/x
  3. Step 3: Cross multiply
    17,458.80x = 26,194.68 × 8,103.44
  4. Step 4: Simplify right side
    17,458.80x = 212,267,017.70
  5. Step 5: Solve for x
    x = 212,267,017.70/17,458.80
  6. Step 6: Final answer
    x = 12,158.17

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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.