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Finding the Fourth Proportional to 33,842.75, 50,752.98 and 11,655.63

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Solution

The fourth proportional to 33,842.75, 50,752.98 and 11,655.63 is: 17,479.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,842.75 : 50,752.98 = 11,655.63 : x
  2. Step 2: Convert to fraction form
    33,842.75/50,752.98 = 11,655.63/x
  3. Step 3: Cross multiply
    33,842.75x = 50,752.98 × 11,655.63
  4. Step 4: Simplify right side
    33,842.75x = 591,557,956.28
  5. Step 5: Solve for x
    x = 591,557,956.28/33,842.75
  6. Step 6: Final answer
    x = 17,479.61

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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.