Home / 14,489.47-21,731.77-6,589.54

Finding the Fourth Proportional to 14,489.47, 21,731.77 and 6,589.54

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Solution

The fourth proportional to 14,489.47, 21,731.77 and 6,589.54 is: 9,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489.47 : 21,731.77 = 6,589.54 : x
  2. Step 2: Convert to fraction form
    14,489.47/21,731.77 = 6,589.54/x
  3. Step 3: Cross multiply
    14,489.47x = 21,731.77 × 6,589.54
  4. Step 4: Simplify right side
    14,489.47x = 143,202,367.69
  5. Step 5: Solve for x
    x = 143,202,367.69/14,489.47
  6. Step 6: Final answer
    x = 9,883.20

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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.