Home / 52,112.22-71,914.62-28,238.91

Finding the Fourth Proportional to 52,112.22, 71,914.62 and 28,238.91

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Solution

The fourth proportional to 52,112.22, 71,914.62 and 28,238.91 is: 38,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,112.22 : 71,914.62 = 28,238.91 : x
  2. Step 2: Convert to fraction form
    52,112.22/71,914.62 = 28,238.91/x
  3. Step 3: Cross multiply
    52,112.22x = 71,914.62 × 28,238.91
  4. Step 4: Simplify right side
    52,112.22x = 2,030,790,481.86
  5. Step 5: Solve for x
    x = 2,030,790,481.86/52,112.22
  6. Step 6: Final answer
    x = 38,969.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.