Home / 50,813.20-70,116.44-28,146.54

Finding the Fourth Proportional to 50,813.20, 70,116.44 and 28,146.54

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Solution

The fourth proportional to 50,813.20, 70,116.44 and 28,146.54 is: 38,839.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,813.20 : 70,116.44 = 28,146.54 : x
  2. Step 2: Convert to fraction form
    50,813.20/70,116.44 = 28,146.54/x
  3. Step 3: Cross multiply
    50,813.20x = 70,116.44 × 28,146.54
  4. Step 4: Simplify right side
    50,813.20x = 1,973,534,910.92
  5. Step 5: Solve for x
    x = 1,973,534,910.92/50,813.20
  6. Step 6: Final answer
    x = 38,839.02

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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.