Home / 21,965.00-32,949.52-7,173.99

Finding the Fourth Proportional to 21,965.00, 32,949.52 and 7,173.99

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Solution

The fourth proportional to 21,965.00, 32,949.52 and 7,173.99 is: 10,761.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,965.00 : 32,949.52 = 7,173.99 : x
  2. Step 2: Convert to fraction form
    21,965.00/32,949.52 = 7,173.99/x
  3. Step 3: Cross multiply
    21,965.00x = 32,949.52 × 7,173.99
  4. Step 4: Simplify right side
    21,965.00x = 236,379,509.05
  5. Step 5: Solve for x
    x = 236,379,509.05/21,965.00
  6. Step 6: Final answer
    x = 10,761.65

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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.