Home / 36,608.68-54,912.96-12,933.72

Finding the Fourth Proportional to 36,608.68, 54,912.96 and 12,933.72

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Solution

The fourth proportional to 36,608.68, 54,912.96 and 12,933.72 is: 19,400.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,608.68 : 54,912.96 = 12,933.72 : x
  2. Step 2: Convert to fraction form
    36,608.68/54,912.96 = 12,933.72/x
  3. Step 3: Cross multiply
    36,608.68x = 54,912.96 × 12,933.72
  4. Step 4: Simplify right side
    36,608.68x = 710,228,849.01
  5. Step 5: Solve for x
    x = 710,228,849.01/36,608.68
  6. Step 6: Final answer
    x = 19,400.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.