Home / 27,625.20-41,419.35-8,643.41

Finding the Fourth Proportional to 27,625.20, 41,419.35 and 8,643.41

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Solution

The fourth proportional to 27,625.20, 41,419.35 and 8,643.41 is: 12,959.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,625.20 : 41,419.35 = 8,643.41 : x
  2. Step 2: Convert to fraction form
    27,625.20/41,419.35 = 8,643.41/x
  3. Step 3: Cross multiply
    27,625.20x = 41,419.35 × 8,643.41
  4. Step 4: Simplify right side
    27,625.20x = 358,004,372.21
  5. Step 5: Solve for x
    x = 358,004,372.21/27,625.20
  6. Step 6: Final answer
    x = 12,959.34

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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.