Home / 12,628.53-17,427.33-6,963.23

Finding the Fourth Proportional to 12,628.53, 17,427.33 and 6,963.23

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Solution

The fourth proportional to 12,628.53, 17,427.33 and 6,963.23 is: 9,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,628.53 : 17,427.33 = 6,963.23 : x
  2. Step 2: Convert to fraction form
    12,628.53/17,427.33 = 6,963.23/x
  3. Step 3: Cross multiply
    12,628.53x = 17,427.33 × 6,963.23
  4. Step 4: Simplify right side
    12,628.53x = 121,350,550.64
  5. Step 5: Solve for x
    x = 121,350,550.64/12,628.53
  6. Step 6: Final answer
    x = 9,609.24

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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.