Home / 33,859.12-50,790-11,672.32

Finding the Fourth Proportional to 33,859.12, 50,790 and 11,672.32

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Solution

The fourth proportional to 33,859.12, 50,790 and 11,672.32 is: 17,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,859.12 : 50,790 = 11,672.32 : x
  2. Step 2: Convert to fraction form
    33,859.12/50,790 = 11,672.32/x
  3. Step 3: Cross multiply
    33,859.12x = 50,790 × 11,672.32
  4. Step 4: Simplify right side
    33,859.12x = 592,837,132.80
  5. Step 5: Solve for x
    x = 592,837,132.80/33,859.12
  6. Step 6: Final answer
    x = 17,508.94

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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.