Home / 33,805.12-50,713.68-11,612.72

Finding the Fourth Proportional to 33,805.12, 50,713.68 and 11,612.72

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Solution

The fourth proportional to 33,805.12, 50,713.68 and 11,612.72 is: 17,421.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,805.12 : 50,713.68 = 11,612.72 : x
  2. Step 2: Convert to fraction form
    33,805.12/50,713.68 = 11,612.72/x
  3. Step 3: Cross multiply
    33,805.12x = 50,713.68 × 11,612.72
  4. Step 4: Simplify right side
    33,805.12x = 588,923,766.01
  5. Step 5: Solve for x
    x = 588,923,766.01/33,805.12
  6. Step 6: Final answer
    x = 17,421.14

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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.