Home / 29,040.96-43,540.20-9,308.28

Finding the Fourth Proportional to 29,040.96, 43,540.20 and 9,308.28

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Solution

The fourth proportional to 29,040.96, 43,540.20 and 9,308.28 is: 13,955.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040.96 : 43,540.20 = 9,308.28 : x
  2. Step 2: Convert to fraction form
    29,040.96/43,540.20 = 9,308.28/x
  3. Step 3: Cross multiply
    29,040.96x = 43,540.20 × 9,308.28
  4. Step 4: Simplify right side
    29,040.96x = 405,284,372.86
  5. Step 5: Solve for x
    x = 405,284,372.86/29,040.96
  6. Step 6: Final answer
    x = 13,955.61

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1.5x scale

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.