Home / 33,609.15-50,423.76-18,828.68

Finding the Fourth Proportional to 33,609.15, 50,423.76 and 18,828.68

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Solution

The fourth proportional to 33,609.15, 50,423.76 and 18,828.68 is: 28,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,609.15 : 50,423.76 = 18,828.68 : x
  2. Step 2: Convert to fraction form
    33,609.15/50,423.76 = 18,828.68/x
  3. Step 3: Cross multiply
    33,609.15x = 50,423.76 × 18,828.68
  4. Step 4: Simplify right side
    33,609.15x = 949,412,589.32
  5. Step 5: Solve for x
    x = 949,412,589.32/33,609.15
  6. Step 6: Final answer
    x = 28,248.63

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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.