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Finding the Fourth Proportional to 33,502.80, 50,253 and 13,520.88

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Solution

The fourth proportional to 33,502.80, 50,253 and 13,520.88 is: 20,280.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,502.80 : 50,253 = 13,520.88 : x
  2. Step 2: Convert to fraction form
    33,502.80/50,253 = 13,520.88/x
  3. Step 3: Cross multiply
    33,502.80x = 50,253 × 13,520.88
  4. Step 4: Simplify right side
    33,502.80x = 679,464,782.64
  5. Step 5: Solve for x
    x = 679,464,782.64/33,502.80
  6. Step 6: Final answer
    x = 20,280.84

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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.