Home / 12,249.06-16,883.15-9,376.80

Finding the Fourth Proportional to 12,249.06, 16,883.15 and 9,376.80

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Solution

The fourth proportional to 12,249.06, 16,883.15 and 9,376.80 is: 12,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249.06 : 16,883.15 = 9,376.80 : x
  2. Step 2: Convert to fraction form
    12,249.06/16,883.15 = 9,376.80/x
  3. Step 3: Cross multiply
    12,249.06x = 16,883.15 × 9,376.80
  4. Step 4: Simplify right side
    12,249.06x = 158,309,874.04
  5. Step 5: Solve for x
    x = 158,309,874.04/12,249.06
  6. Step 6: Final answer
    x = 12,924.25

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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.