Home / 16,692.75-25,043.40-11,772

Finding the Fourth Proportional to 16,692.75, 25,043.40 and 11,772

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Solution

The fourth proportional to 16,692.75, 25,043.40 and 11,772 is: 17,661.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.75 : 25,043.40 = 11,772 : x
  2. Step 2: Convert to fraction form
    16,692.75/25,043.40 = 11,772/x
  3. Step 3: Cross multiply
    16,692.75x = 25,043.40 × 11,772
  4. Step 4: Simplify right side
    16,692.75x = 294,810,904.80
  5. Step 5: Solve for x
    x = 294,810,904.80/16,692.75
  6. Step 6: Final answer
    x = 17,661.01

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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.