Home / 12,016.44-16,579.62-7,300.80

Finding the Fourth Proportional to 12,016.44, 16,579.62 and 7,300.80

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Solution

The fourth proportional to 12,016.44, 16,579.62 and 7,300.80 is: 10,073.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016.44 : 16,579.62 = 7,300.80 : x
  2. Step 2: Convert to fraction form
    12,016.44/16,579.62 = 7,300.80/x
  3. Step 3: Cross multiply
    12,016.44x = 16,579.62 × 7,300.80
  4. Step 4: Simplify right side
    12,016.44x = 121,044,489.70
  5. Step 5: Solve for x
    x = 121,044,489.70/12,016.44
  6. Step 6: Final answer
    x = 10,073.24

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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.