Home / 33,018.96-49,531.32-14,540.88

Finding the Fourth Proportional to 33,018.96, 49,531.32 and 14,540.88

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Solution

The fourth proportional to 33,018.96, 49,531.32 and 14,540.88 is: 21,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,018.96 : 49,531.32 = 14,540.88 : x
  2. Step 2: Convert to fraction form
    33,018.96/49,531.32 = 14,540.88/x
  3. Step 3: Cross multiply
    33,018.96x = 49,531.32 × 14,540.88
  4. Step 4: Simplify right side
    33,018.96x = 720,228,980.36
  5. Step 5: Solve for x
    x = 720,228,980.36/33,018.96
  6. Step 6: Final answer
    x = 21,812.59

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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.