Home / 33,628.48-50,442.68-11,133.12

Finding the Fourth Proportional to 33,628.48, 50,442.68 and 11,133.12

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Solution

The fourth proportional to 33,628.48, 50,442.68 and 11,133.12 is: 16,699.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,628.48 : 50,442.68 = 11,133.12 : x
  2. Step 2: Convert to fraction form
    33,628.48/50,442.68 = 11,133.12/x
  3. Step 3: Cross multiply
    33,628.48x = 50,442.68 × 11,133.12
  4. Step 4: Simplify right side
    33,628.48x = 561,584,409.56
  5. Step 5: Solve for x
    x = 561,584,409.56/33,628.48
  6. Step 6: Final answer
    x = 16,699.67

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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.