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Finding the Fourth Proportional to 12,361.58, 17,059.01 and 6,696.35

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Solution

The fourth proportional to 12,361.58, 17,059.01 and 6,696.35 is: 9,240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361.58 : 17,059.01 = 6,696.35 : x
  2. Step 2: Convert to fraction form
    12,361.58/17,059.01 = 6,696.35/x
  3. Step 3: Cross multiply
    12,361.58x = 17,059.01 × 6,696.35
  4. Step 4: Simplify right side
    12,361.58x = 114,232,982.84
  5. Step 5: Solve for x
    x = 114,232,982.84/12,361.58
  6. Step 6: Final answer
    x = 9,240.97

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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.