Home / 33,990.09-50,992.43-14,257.28

Finding the Fourth Proportional to 33,990.09, 50,992.43 and 14,257.28

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Solution

The fourth proportional to 33,990.09, 50,992.43 and 14,257.28 is: 21,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990.09 : 50,992.43 = 14,257.28 : x
  2. Step 2: Convert to fraction form
    33,990.09/50,992.43 = 14,257.28/x
  3. Step 3: Cross multiply
    33,990.09x = 50,992.43 × 14,257.28
  4. Step 4: Simplify right side
    33,990.09x = 727,013,026.14
  5. Step 5: Solve for x
    x = 727,013,026.14/33,990.09
  6. Step 6: Final answer
    x = 21,388.97

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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.