Home / 12,773.97-17,628.21-7,467.75

Finding the Fourth Proportional to 12,773.97, 17,628.21 and 7,467.75

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Solution

The fourth proportional to 12,773.97, 17,628.21 and 7,467.75 is: 10,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773.97 : 17,628.21 = 7,467.75 : x
  2. Step 2: Convert to fraction form
    12,773.97/17,628.21 = 7,467.75/x
  3. Step 3: Cross multiply
    12,773.97x = 17,628.21 × 7,467.75
  4. Step 4: Simplify right side
    12,773.97x = 131,643,065.23
  5. Step 5: Solve for x
    x = 131,643,065.23/12,773.97
  6. Step 6: Final answer
    x = 10,305.57

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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.