Home / 29,679.44-40,960.20-17,108.24

Finding the Fourth Proportional to 29,679.44, 40,960.20 and 17,108.24

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Solution

The fourth proportional to 29,679.44, 40,960.20 and 17,108.24 is: 23,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.44 : 40,960.20 = 17,108.24 : x
  2. Step 2: Convert to fraction form
    29,679.44/40,960.20 = 17,108.24/x
  3. Step 3: Cross multiply
    29,679.44x = 40,960.20 × 17,108.24
  4. Step 4: Simplify right side
    29,679.44x = 700,756,932.05
  5. Step 5: Solve for x
    x = 700,756,932.05/29,679.44
  6. Step 6: Final answer
    x = 23,610.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.