Home / 21,725.03-32,599.87-11,729.64

Finding the Fourth Proportional to 21,725.03, 32,599.87 and 11,729.64

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Solution

The fourth proportional to 21,725.03, 32,599.87 and 11,729.64 is: 17,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,725.03 : 32,599.87 = 11,729.64 : x
  2. Step 2: Convert to fraction form
    21,725.03/32,599.87 = 11,729.64/x
  3. Step 3: Cross multiply
    21,725.03x = 32,599.87 × 11,729.64
  4. Step 4: Simplify right side
    21,725.03x = 382,384,669.07
  5. Step 5: Solve for x
    x = 382,384,669.07/21,725.03
  6. Step 6: Final answer
    x = 17,601.11

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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.