Home / 17,981.96-26,972.10-6,297.80

Finding the Fourth Proportional to 17,981.96, 26,972.10 and 6,297.80

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Solution

The fourth proportional to 17,981.96, 26,972.10 and 6,297.80 is: 9,446.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.96 : 26,972.10 = 6,297.80 : x
  2. Step 2: Convert to fraction form
    17,981.96/26,972.10 = 6,297.80/x
  3. Step 3: Cross multiply
    17,981.96x = 26,972.10 × 6,297.80
  4. Step 4: Simplify right side
    17,981.96x = 169,864,891.38
  5. Step 5: Solve for x
    x = 169,864,891.38/17,981.96
  6. Step 6: Final answer
    x = 9,446.41

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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.