Home / 33,990.15-50,973.09-12,924.60

Finding the Fourth Proportional to 33,990.15, 50,973.09 and 12,924.60

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Solution

The fourth proportional to 33,990.15, 50,973.09 and 12,924.60 is: 19,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990.15 : 50,973.09 = 12,924.60 : x
  2. Step 2: Convert to fraction form
    33,990.15/50,973.09 = 12,924.60/x
  3. Step 3: Cross multiply
    33,990.15x = 50,973.09 × 12,924.60
  4. Step 4: Simplify right side
    33,990.15x = 658,806,799.01
  5. Step 5: Solve for x
    x = 658,806,799.01/33,990.15
  6. Step 6: Final answer
    x = 19,382.29

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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.