Home / 36,778.19-50,757.63-21,675.71

Finding the Fourth Proportional to 36,778.19, 50,757.63 and 21,675.71

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Solution

The fourth proportional to 36,778.19, 50,757.63 and 21,675.71 is: 29,914.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,778.19 : 50,757.63 = 21,675.71 : x
  2. Step 2: Convert to fraction form
    36,778.19/50,757.63 = 21,675.71/x
  3. Step 3: Cross multiply
    36,778.19x = 50,757.63 × 21,675.71
  4. Step 4: Simplify right side
    36,778.19x = 1,100,207,797.11
  5. Step 5: Solve for x
    x = 1,100,207,797.11/36,778.19
  6. Step 6: Final answer
    x = 29,914.68

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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.