Home / 13,148.27-19,732.82-11,591.33

Finding the Fourth Proportional to 13,148.27, 19,732.82 and 11,591.33

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Solution

The fourth proportional to 13,148.27, 19,732.82 and 11,591.33 is: 17,396.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148.27 : 19,732.82 = 11,591.33 : x
  2. Step 2: Convert to fraction form
    13,148.27/19,732.82 = 11,591.33/x
  3. Step 3: Cross multiply
    13,148.27x = 19,732.82 × 11,591.33
  4. Step 4: Simplify right side
    13,148.27x = 228,729,527.33
  5. Step 5: Solve for x
    x = 228,729,527.33/13,148.27
  6. Step 6: Final answer
    x = 17,396.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.