Home / 11,660.31-17,511.12-10,733.67

Finding the Fourth Proportional to 11,660.31, 17,511.12 and 10,733.67

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Solution

The fourth proportional to 11,660.31, 17,511.12 and 10,733.67 is: 16,119.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.31 : 17,511.12 = 10,733.67 : x
  2. Step 2: Convert to fraction form
    11,660.31/17,511.12 = 10,733.67/x
  3. Step 3: Cross multiply
    11,660.31x = 17,511.12 × 10,733.67
  4. Step 4: Simplify right side
    11,660.31x = 187,958,583.41
  5. Step 5: Solve for x
    x = 187,958,583.41/11,660.31
  6. Step 6: Final answer
    x = 16,119.52

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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.