Home / 17,002.56-23,438.81-11,882.18

Finding the Fourth Proportional to 17,002.56, 23,438.81 and 11,882.18

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Solution

The fourth proportional to 17,002.56, 23,438.81 and 11,882.18 is: 16,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,002.56 : 23,438.81 = 11,882.18 : x
  2. Step 2: Convert to fraction form
    17,002.56/23,438.81 = 11,882.18/x
  3. Step 3: Cross multiply
    17,002.56x = 23,438.81 × 11,882.18
  4. Step 4: Simplify right side
    17,002.56x = 278,504,099.99
  5. Step 5: Solve for x
    x = 278,504,099.99/17,002.56
  6. Step 6: Final answer
    x = 16,380.13

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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.