Home / 36,562.12-54,843.20-13,188.56

Finding the Fourth Proportional to 36,562.12, 54,843.20 and 13,188.56

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Solution

The fourth proportional to 36,562.12, 54,843.20 and 13,188.56 is: 19,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,562.12 : 54,843.20 = 13,188.56 : x
  2. Step 2: Convert to fraction form
    36,562.12/54,843.20 = 13,188.56/x
  3. Step 3: Cross multiply
    36,562.12x = 54,843.20 × 13,188.56
  4. Step 4: Simplify right side
    36,562.12x = 723,302,833.79
  5. Step 5: Solve for x
    x = 723,302,833.79/36,562.12
  6. Step 6: Final answer
    x = 19,782.85

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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.