Home / 33,609.45-50,421.50-10,235.28

Finding the Fourth Proportional to 33,609.45, 50,421.50 and 10,235.28

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Solution

The fourth proportional to 33,609.45, 50,421.50 and 10,235.28 is: 15,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,609.45 : 50,421.50 = 10,235.28 : x
  2. Step 2: Convert to fraction form
    33,609.45/50,421.50 = 10,235.28/x
  3. Step 3: Cross multiply
    33,609.45x = 50,421.50 × 10,235.28
  4. Step 4: Simplify right side
    33,609.45x = 516,078,170.52
  5. Step 5: Solve for x
    x = 516,078,170.52/33,609.45
  6. Step 6: Final answer
    x = 15,355.15

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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.