Home / 33,633.30-50,432.42-12,556

Finding the Fourth Proportional to 33,633.30, 50,432.42 and 12,556

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Solution

The fourth proportional to 33,633.30, 50,432.42 and 12,556 is: 18,827.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,633.30 : 50,432.42 = 12,556 : x
  2. Step 2: Convert to fraction form
    33,633.30/50,432.42 = 12,556/x
  3. Step 3: Cross multiply
    33,633.30x = 50,432.42 × 12,556
  4. Step 4: Simplify right side
    33,633.30x = 633,229,465.52
  5. Step 5: Solve for x
    x = 633,229,465.52/33,633.30
  6. Step 6: Final answer
    x = 18,827.46

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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.