Home / 12,628.63-17,427.92-6,963.63

Finding the Fourth Proportional to 12,628.63, 17,427.92 and 6,963.63

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Solution

The fourth proportional to 12,628.63, 17,427.92 and 6,963.63 is: 9,610.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,628.63 : 17,427.92 = 6,963.63 : x
  2. Step 2: Convert to fraction form
    12,628.63/17,427.92 = 6,963.63/x
  3. Step 3: Cross multiply
    12,628.63x = 17,427.92 × 6,963.63
  4. Step 4: Simplify right side
    12,628.63x = 121,361,586.55
  5. Step 5: Solve for x
    x = 121,361,586.55/12,628.63
  6. Step 6: Final answer
    x = 9,610.04

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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.