Home / 12,169.26-18,250.25-4,376.25

Finding the Fourth Proportional to 12,169.26, 18,250.25 and 4,376.25

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Solution

The fourth proportional to 12,169.26, 18,250.25 and 4,376.25 is: 6,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,169.26 : 18,250.25 = 4,376.25 : x
  2. Step 2: Convert to fraction form
    12,169.26/18,250.25 = 4,376.25/x
  3. Step 3: Cross multiply
    12,169.26x = 18,250.25 × 4,376.25
  4. Step 4: Simplify right side
    12,169.26x = 79,867,634.68
  5. Step 5: Solve for x
    x = 79,867,634.68/12,169.26
  6. Step 6: Final answer
    x = 6,563.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.