Home / 50,845.92-70,167.83-28,185.15

Finding the Fourth Proportional to 50,845.92, 70,167.83 and 28,185.15

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Solution

The fourth proportional to 50,845.92, 70,167.83 and 28,185.15 is: 38,895.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,845.92 : 70,167.83 = 28,185.15 : x
  2. Step 2: Convert to fraction form
    50,845.92/70,167.83 = 28,185.15/x
  3. Step 3: Cross multiply
    50,845.92x = 70,167.83 × 28,185.15
  4. Step 4: Simplify right side
    50,845.92x = 1,977,690,813.72
  5. Step 5: Solve for x
    x = 1,977,690,813.72/50,845.92
  6. Step 6: Final answer
    x = 38,895.76

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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.