Home / 33,328.12-49,992.20-8,704.12

Finding the Fourth Proportional to 33,328.12, 49,992.20 and 8,704.12

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Solution

The fourth proportional to 33,328.12, 49,992.20 and 8,704.12 is: 13,056.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.12 : 49,992.20 = 8,704.12 : x
  2. Step 2: Convert to fraction form
    33,328.12/49,992.20 = 8,704.12/x
  3. Step 3: Cross multiply
    33,328.12x = 49,992.20 × 8,704.12
  4. Step 4: Simplify right side
    33,328.12x = 435,138,107.86
  5. Step 5: Solve for x
    x = 435,138,107.86/33,328.12
  6. Step 6: Final answer
    x = 13,056.19

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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.