Home / 33,180.03-49,769.75-13,453.91

Finding the Fourth Proportional to 33,180.03, 49,769.75 and 13,453.91

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Solution

The fourth proportional to 33,180.03, 49,769.75 and 13,453.91 is: 20,180.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,180.03 : 49,769.75 = 13,453.91 : x
  2. Step 2: Convert to fraction form
    33,180.03/49,769.75 = 13,453.91/x
  3. Step 3: Cross multiply
    33,180.03x = 49,769.75 × 13,453.91
  4. Step 4: Simplify right side
    33,180.03x = 669,597,421.10
  5. Step 5: Solve for x
    x = 669,597,421.10/33,180.03
  6. Step 6: Final answer
    x = 20,180.74

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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.