Home / 36,778.94-50,758.67-21,676.46

Finding the Fourth Proportional to 36,778.94, 50,758.67 and 21,676.46

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Solution

The fourth proportional to 36,778.94, 50,758.67 and 21,676.46 is: 29,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,778.94 : 50,758.67 = 21,676.46 : x
  2. Step 2: Convert to fraction form
    36,778.94/50,758.67 = 21,676.46/x
  3. Step 3: Cross multiply
    36,778.94x = 50,758.67 × 21,676.46
  4. Step 4: Simplify right side
    36,778.94x = 1,100,268,352.61
  5. Step 5: Solve for x
    x = 1,100,268,352.61/36,778.94
  6. Step 6: Final answer
    x = 29,915.72

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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.