Home / 50,969.82-70,335.92-28,310.26

Finding the Fourth Proportional to 50,969.82, 70,335.92 and 28,310.26

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Solution

The fourth proportional to 50,969.82, 70,335.92 and 28,310.26 is: 39,066.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,969.82 : 70,335.92 = 28,310.26 : x
  2. Step 2: Convert to fraction form
    50,969.82/70,335.92 = 28,310.26/x
  3. Step 3: Cross multiply
    50,969.82x = 70,335.92 × 28,310.26
  4. Step 4: Simplify right side
    50,969.82x = 1,991,228,182.54
  5. Step 5: Solve for x
    x = 1,991,228,182.54/50,969.82
  6. Step 6: Final answer
    x = 39,066.81

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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.