Home / 36,784.38-50,767.91-21,672.21

Finding the Fourth Proportional to 36,784.38, 50,767.91 and 21,672.21

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Solution

The fourth proportional to 36,784.38, 50,767.91 and 21,672.21 is: 29,910.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,784.38 : 50,767.91 = 21,672.21 : x
  2. Step 2: Convert to fraction form
    36,784.38/50,767.91 = 21,672.21/x
  3. Step 3: Cross multiply
    36,784.38x = 50,767.91 × 21,672.21
  4. Step 4: Simplify right side
    36,784.38x = 1,100,252,444.58
  5. Step 5: Solve for x
    x = 1,100,252,444.58/36,784.38
  6. Step 6: Final answer
    x = 29,910.86

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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.