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Finding the Fourth Proportional to 33,689.52, 50,537.52 and 13,967.64

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Solution

The fourth proportional to 33,689.52, 50,537.52 and 13,967.64 is: 20,952.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.52 : 50,537.52 = 13,967.64 : x
  2. Step 2: Convert to fraction form
    33,689.52/50,537.52 = 13,967.64/x
  3. Step 3: Cross multiply
    33,689.52x = 50,537.52 × 13,967.64
  4. Step 4: Simplify right side
    33,689.52x = 705,889,885.85
  5. Step 5: Solve for x
    x = 705,889,885.85/33,689.52
  6. Step 6: Final answer
    x = 20,952.80

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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.