Home / 33,609.09-50,420.55-28,100.92

Finding the Fourth Proportional to 33,609.09, 50,420.55 and 28,100.92

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Solution

The fourth proportional to 33,609.09, 50,420.55 and 28,100.92 is: 42,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,609.09 : 50,420.55 = 28,100.92 : x
  2. Step 2: Convert to fraction form
    33,609.09/50,420.55 = 28,100.92/x
  3. Step 3: Cross multiply
    33,609.09x = 50,420.55 × 28,100.92
  4. Step 4: Simplify right side
    33,609.09x = 1,416,863,841.91
  5. Step 5: Solve for x
    x = 1,416,863,841.91/33,609.09
  6. Step 6: Final answer
    x = 42,157.16

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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.