Home / 21,523.24-32,288.10-7,669

Finding the Fourth Proportional to 21,523.24, 32,288.10 and 7,669

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Solution

The fourth proportional to 21,523.24, 32,288.10 and 7,669 is: 11,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,523.24 : 32,288.10 = 7,669 : x
  2. Step 2: Convert to fraction form
    21,523.24/32,288.10 = 7,669/x
  3. Step 3: Cross multiply
    21,523.24x = 32,288.10 × 7,669
  4. Step 4: Simplify right side
    21,523.24x = 247,617,438.90
  5. Step 5: Solve for x
    x = 247,617,438.90/21,523.24
  6. Step 6: Final answer
    x = 11,504.65

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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.