Home / 12,439.44-17,166.84-6,850.56

Finding the Fourth Proportional to 12,439.44, 17,166.84 and 6,850.56

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Solution

The fourth proportional to 12,439.44, 17,166.84 and 6,850.56 is: 9,454.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,439.44 : 17,166.84 = 6,850.56 : x
  2. Step 2: Convert to fraction form
    12,439.44/17,166.84 = 6,850.56/x
  3. Step 3: Cross multiply
    12,439.44x = 17,166.84 × 6,850.56
  4. Step 4: Simplify right side
    12,439.44x = 117,602,467.43
  5. Step 5: Solve for x
    x = 117,602,467.43/12,439.44
  6. Step 6: Final answer
    x = 9,454.00

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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.