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Finding the Fourth Proportional to 17,841.90, 26,763.12 and 8,482.88

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Solution

The fourth proportional to 17,841.90, 26,763.12 and 8,482.88 is: 12,724.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,841.90 : 26,763.12 = 8,482.88 : x
  2. Step 2: Convert to fraction form
    17,841.90/26,763.12 = 8,482.88/x
  3. Step 3: Cross multiply
    17,841.90x = 26,763.12 × 8,482.88
  4. Step 4: Simplify right side
    17,841.90x = 227,028,201.57
  5. Step 5: Solve for x
    x = 227,028,201.57/17,841.90
  6. Step 6: Final answer
    x = 12,724.44

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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.