Home / 36,623.05-50,540.80-20,709.88

Finding the Fourth Proportional to 36,623.05, 50,540.80 and 20,709.88

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Solution

The fourth proportional to 36,623.05, 50,540.80 and 20,709.88 is: 28,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,623.05 : 50,540.80 = 20,709.88 : x
  2. Step 2: Convert to fraction form
    36,623.05/50,540.80 = 20,709.88/x
  3. Step 3: Cross multiply
    36,623.05x = 50,540.80 × 20,709.88
  4. Step 4: Simplify right side
    36,623.05x = 1,046,693,650.40
  5. Step 5: Solve for x
    x = 1,046,693,650.40/36,623.05
  6. Step 6: Final answer
    x = 28,580.19

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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.