Home / 49,433.25-68,217.90-28,212.06

Finding the Fourth Proportional to 49,433.25, 68,217.90 and 28,212.06

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Solution

The fourth proportional to 49,433.25, 68,217.90 and 28,212.06 is: 38,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,433.25 : 68,217.90 = 28,212.06 : x
  2. Step 2: Convert to fraction form
    49,433.25/68,217.90 = 28,212.06/x
  3. Step 3: Cross multiply
    49,433.25x = 68,217.90 × 28,212.06
  4. Step 4: Simplify right side
    49,433.25x = 1,924,567,487.87
  5. Step 5: Solve for x
    x = 1,924,567,487.87/49,433.25
  6. Step 6: Final answer
    x = 38,932.65

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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.