Home / 18,098.73-24,979.46-12,131.19

Finding the Fourth Proportional to 18,098.73, 24,979.46 and 12,131.19

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Solution

The fourth proportional to 18,098.73, 24,979.46 and 12,131.19 is: 16,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.73 : 24,979.46 = 12,131.19 : x
  2. Step 2: Convert to fraction form
    18,098.73/24,979.46 = 12,131.19/x
  3. Step 3: Cross multiply
    18,098.73x = 24,979.46 × 12,131.19
  4. Step 4: Simplify right side
    18,098.73x = 303,030,514.70
  5. Step 5: Solve for x
    x = 303,030,514.70/18,098.73
  6. Step 6: Final answer
    x = 16,743.19

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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.