Home / 18,104.14-24,960.36-11,719.42

Finding the Fourth Proportional to 18,104.14, 24,960.36 and 11,719.42

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Solution

The fourth proportional to 18,104.14, 24,960.36 and 11,719.42 is: 16,157.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.14 : 24,960.36 = 11,719.42 : x
  2. Step 2: Convert to fraction form
    18,104.14/24,960.36 = 11,719.42/x
  3. Step 3: Cross multiply
    18,104.14x = 24,960.36 × 11,719.42
  4. Step 4: Simplify right side
    18,104.14x = 292,520,942.19
  5. Step 5: Solve for x
    x = 292,520,942.19/18,104.14
  6. Step 6: Final answer
    x = 16,157.68

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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.