Home / 50,092.25-69,142.68-28,885.64

Finding the Fourth Proportional to 50,092.25, 69,142.68 and 28,885.64

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Solution

The fourth proportional to 50,092.25, 69,142.68 and 28,885.64 is: 39,871.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,092.25 : 69,142.68 = 28,885.64 : x
  2. Step 2: Convert to fraction form
    50,092.25/69,142.68 = 28,885.64/x
  3. Step 3: Cross multiply
    50,092.25x = 69,142.68 × 28,885.64
  4. Step 4: Simplify right side
    50,092.25x = 1,997,230,217.40
  5. Step 5: Solve for x
    x = 1,997,230,217.40/50,092.25
  6. Step 6: Final answer
    x = 39,871.05

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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.