Home / 33,004.80-49,434.30-13,273.20

Finding the Fourth Proportional to 33,004.80, 49,434.30 and 13,273.20

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Solution

The fourth proportional to 33,004.80, 49,434.30 and 13,273.20 is: 19,880.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,004.80 : 49,434.30 = 13,273.20 : x
  2. Step 2: Convert to fraction form
    33,004.80/49,434.30 = 13,273.20/x
  3. Step 3: Cross multiply
    33,004.80x = 49,434.30 × 13,273.20
  4. Step 4: Simplify right side
    33,004.80x = 656,151,350.76
  5. Step 5: Solve for x
    x = 656,151,350.76/33,004.80
  6. Step 6: Final answer
    x = 19,880.48

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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.