Home / 12,760.76-19,093.71-11,193.41

Finding the Fourth Proportional to 12,760.76, 19,093.71 and 11,193.41

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Solution

The fourth proportional to 12,760.76, 19,093.71 and 11,193.41 is: 16,748.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760.76 : 19,093.71 = 11,193.41 : x
  2. Step 2: Convert to fraction form
    12,760.76/19,093.71 = 11,193.41/x
  3. Step 3: Cross multiply
    12,760.76x = 19,093.71 × 11,193.41
  4. Step 4: Simplify right side
    12,760.76x = 213,723,724.45
  5. Step 5: Solve for x
    x = 213,723,724.45/12,760.76
  6. Step 6: Final answer
    x = 16,748.51

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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.