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Finding the Fourth Proportional to 33,713.88, 50,570.81 and 9,089.88

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Solution

The fourth proportional to 33,713.88, 50,570.81 and 9,089.88 is: 13,634.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,713.88 : 50,570.81 = 9,089.88 : x
  2. Step 2: Convert to fraction form
    33,713.88/50,570.81 = 9,089.88/x
  3. Step 3: Cross multiply
    33,713.88x = 50,570.81 × 9,089.88
  4. Step 4: Simplify right side
    33,713.88x = 459,682,594.40
  5. Step 5: Solve for x
    x = 459,682,594.40/33,713.88
  6. Step 6: Final answer
    x = 13,634.82

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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.