Home / 29,276.60-43,906.80-11,748.20

Finding the Fourth Proportional to 29,276.60, 43,906.80 and 11,748.20

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Solution

The fourth proportional to 29,276.60, 43,906.80 and 11,748.20 is: 17,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,276.60 : 43,906.80 = 11,748.20 : x
  2. Step 2: Convert to fraction form
    29,276.60/43,906.80 = 11,748.20/x
  3. Step 3: Cross multiply
    29,276.60x = 43,906.80 × 11,748.20
  4. Step 4: Simplify right side
    29,276.60x = 515,825,867.76
  5. Step 5: Solve for x
    x = 515,825,867.76/29,276.60
  6. Step 6: Final answer
    x = 17,619.05

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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.