Home / 12,674.94-17,466.75-9,131.46

Finding the Fourth Proportional to 12,674.94, 17,466.75 and 9,131.46

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Solution

The fourth proportional to 12,674.94, 17,466.75 and 9,131.46 is: 12,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674.94 : 17,466.75 = 9,131.46 : x
  2. Step 2: Convert to fraction form
    12,674.94/17,466.75 = 9,131.46/x
  3. Step 3: Cross multiply
    12,674.94x = 17,466.75 × 9,131.46
  4. Step 4: Simplify right side
    12,674.94x = 159,496,928.96
  5. Step 5: Solve for x
    x = 159,496,928.96/12,674.94
  6. Step 6: Final answer
    x = 12,583.64

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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.