Home / 33,828.72-50,738.04-8,869.20

Finding the Fourth Proportional to 33,828.72, 50,738.04 and 8,869.20

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Solution

The fourth proportional to 33,828.72, 50,738.04 and 8,869.20 is: 13,302.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,828.72 : 50,738.04 = 8,869.20 : x
  2. Step 2: Convert to fraction form
    33,828.72/50,738.04 = 8,869.20/x
  3. Step 3: Cross multiply
    33,828.72x = 50,738.04 × 8,869.20
  4. Step 4: Simplify right side
    33,828.72x = 450,005,824.37
  5. Step 5: Solve for x
    x = 450,005,824.37/33,828.72
  6. Step 6: Final answer
    x = 13,302.48

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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.