Home / 33,520.18-50,280-13,529.36

Finding the Fourth Proportional to 33,520.18, 50,280 and 13,529.36

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Solution

The fourth proportional to 33,520.18, 50,280 and 13,529.36 is: 20,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,520.18 : 50,280 = 13,529.36 : x
  2. Step 2: Convert to fraction form
    33,520.18/50,280 = 13,529.36/x
  3. Step 3: Cross multiply
    33,520.18x = 50,280 × 13,529.36
  4. Step 4: Simplify right side
    33,520.18x = 680,256,220.80
  5. Step 5: Solve for x
    x = 680,256,220.80/33,520.18
  6. Step 6: Final answer
    x = 20,293.93

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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.