Home / 17,984.45-26,964.99-7,451.62

Finding the Fourth Proportional to 17,984.45, 26,964.99 and 7,451.62

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Solution

The fourth proportional to 17,984.45, 26,964.99 and 7,451.62 is: 11,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,984.45 : 26,964.99 = 7,451.62 : x
  2. Step 2: Convert to fraction form
    17,984.45/26,964.99 = 7,451.62/x
  3. Step 3: Cross multiply
    17,984.45x = 26,964.99 × 7,451.62
  4. Step 4: Simplify right side
    17,984.45x = 200,932,791.37
  5. Step 5: Solve for x
    x = 200,932,791.37/17,984.45
  6. Step 6: Final answer
    x = 11,172.58

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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.