Home / 12,895.24-17,795.94-7,589.80

Finding the Fourth Proportional to 12,895.24, 17,795.94 and 7,589.80

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Solution

The fourth proportional to 12,895.24, 17,795.94 and 7,589.80 is: 10,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895.24 : 17,795.94 = 7,589.80 : x
  2. Step 2: Convert to fraction form
    12,895.24/17,795.94 = 7,589.80/x
  3. Step 3: Cross multiply
    12,895.24x = 17,795.94 × 7,589.80
  4. Step 4: Simplify right side
    12,895.24x = 135,067,625.41
  5. Step 5: Solve for x
    x = 135,067,625.41/12,895.24
  6. Step 6: Final answer
    x = 10,474.22

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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.