Home / 21,723.08-32,584.05-6,932.90

Finding the Fourth Proportional to 21,723.08, 32,584.05 and 6,932.90

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Solution

The fourth proportional to 21,723.08, 32,584.05 and 6,932.90 is: 10,399.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,723.08 : 32,584.05 = 6,932.90 : x
  2. Step 2: Convert to fraction form
    21,723.08/32,584.05 = 6,932.90/x
  3. Step 3: Cross multiply
    21,723.08x = 32,584.05 × 6,932.90
  4. Step 4: Simplify right side
    21,723.08x = 225,901,960.25
  5. Step 5: Solve for x
    x = 225,901,960.25/21,723.08
  6. Step 6: Final answer
    x = 10,399.17

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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.