Home / 49,311.84-68,046.66-28,086.96

Finding the Fourth Proportional to 49,311.84, 68,046.66 and 28,086.96

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Solution

The fourth proportional to 49,311.84, 68,046.66 and 28,086.96 is: 38,757.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,311.84 : 68,046.66 = 28,086.96 : x
  2. Step 2: Convert to fraction form
    49,311.84/68,046.66 = 28,086.96/x
  3. Step 3: Cross multiply
    49,311.84x = 68,046.66 × 28,086.96
  4. Step 4: Simplify right side
    49,311.84x = 1,911,223,817.55
  5. Step 5: Solve for x
    x = 1,911,223,817.55/49,311.84
  6. Step 6: Final answer
    x = 38,757.91

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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.