Home / 33,565.40-50,305.04-13,857.80

Finding the Fourth Proportional to 33,565.40, 50,305.04 and 13,857.80

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Solution

The fourth proportional to 33,565.40, 50,305.04 and 13,857.80 is: 20,768.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,565.40 : 50,305.04 = 13,857.80 : x
  2. Step 2: Convert to fraction form
    33,565.40/50,305.04 = 13,857.80/x
  3. Step 3: Cross multiply
    33,565.40x = 50,305.04 × 13,857.80
  4. Step 4: Simplify right side
    33,565.40x = 697,117,183.31
  5. Step 5: Solve for x
    x = 697,117,183.31/33,565.40
  6. Step 6: Final answer
    x = 20,768.92

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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.