Home / 23,991.80-33,077.88-16,425.09

Finding the Fourth Proportional to 23,991.80, 33,077.88 and 16,425.09

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Solution

The fourth proportional to 23,991.80, 33,077.88 and 16,425.09 is: 22,645.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.80 : 33,077.88 = 16,425.09 : x
  2. Step 2: Convert to fraction form
    23,991.80/33,077.88 = 16,425.09/x
  3. Step 3: Cross multiply
    23,991.80x = 33,077.88 × 16,425.09
  4. Step 4: Simplify right side
    23,991.80x = 543,307,156.01
  5. Step 5: Solve for x
    x = 543,307,156.01/23,991.80
  6. Step 6: Final answer
    x = 22,645.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.