Home / 22,534.75-33,769.24-12,676.78

Finding the Fourth Proportional to 22,534.75, 33,769.24 and 12,676.78

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Solution

The fourth proportional to 22,534.75, 33,769.24 and 12,676.78 is: 18,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,534.75 : 33,769.24 = 12,676.78 : x
  2. Step 2: Convert to fraction form
    22,534.75/33,769.24 = 12,676.78/x
  3. Step 3: Cross multiply
    22,534.75x = 33,769.24 × 12,676.78
  4. Step 4: Simplify right side
    22,534.75x = 428,085,226.25
  5. Step 5: Solve for x
    x = 428,085,226.25/22,534.75
  6. Step 6: Final answer
    x = 18,996.67

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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.