Home / 36,777.89-50,754.47-20,864.73

Finding the Fourth Proportional to 36,777.89, 50,754.47 and 20,864.73

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Solution

The fourth proportional to 36,777.89, 50,754.47 and 20,864.73 is: 28,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,777.89 : 50,754.47 = 20,864.73 : x
  2. Step 2: Convert to fraction form
    36,777.89/50,754.47 = 20,864.73/x
  3. Step 3: Cross multiply
    36,777.89x = 50,754.47 × 20,864.73
  4. Step 4: Simplify right side
    36,777.89x = 1,058,978,365.00
  5. Step 5: Solve for x
    x = 1,058,978,365.00/36,777.89
  6. Step 6: Final answer
    x = 28,793.88

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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.