Home / 50,850.75-70,167.54-28,189.53

Finding the Fourth Proportional to 50,850.75, 70,167.54 and 28,189.53

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Solution

The fourth proportional to 50,850.75, 70,167.54 and 28,189.53 is: 38,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,850.75 : 70,167.54 = 28,189.53 : x
  2. Step 2: Convert to fraction form
    50,850.75/70,167.54 = 28,189.53/x
  3. Step 3: Cross multiply
    50,850.75x = 70,167.54 × 28,189.53
  4. Step 4: Simplify right side
    50,850.75x = 1,977,990,098.96
  5. Step 5: Solve for x
    x = 1,977,990,098.96/50,850.75
  6. Step 6: Final answer
    x = 38,897.95

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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.