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Finding the Fourth Proportional to 12,295.82, 16,968.24 and 6,706.82

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Solution

The fourth proportional to 12,295.82, 16,968.24 and 6,706.82 is: 9,255.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295.82 : 16,968.24 = 6,706.82 : x
  2. Step 2: Convert to fraction form
    12,295.82/16,968.24 = 6,706.82/x
  3. Step 3: Cross multiply
    12,295.82x = 16,968.24 × 6,706.82
  4. Step 4: Simplify right side
    12,295.82x = 113,802,931.40
  5. Step 5: Solve for x
    x = 113,802,931.40/12,295.82
  6. Step 6: Final answer
    x = 9,255.42

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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.