Home / 12,343.05-17,033.83-6,965.43

Finding the Fourth Proportional to 12,343.05, 17,033.83 and 6,965.43

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Solution

The fourth proportional to 12,343.05, 17,033.83 and 6,965.43 is: 9,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343.05 : 17,033.83 = 6,965.43 : x
  2. Step 2: Convert to fraction form
    12,343.05/17,033.83 = 6,965.43/x
  3. Step 3: Cross multiply
    12,343.05x = 17,033.83 × 6,965.43
  4. Step 4: Simplify right side
    12,343.05x = 118,647,869.21
  5. Step 5: Solve for x
    x = 118,647,869.21/12,343.05
  6. Step 6: Final answer
    x = 9,612.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.