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Finding the Fourth Proportional to 29,097.60, 43,635.60 and 11,563.80

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Solution

The fourth proportional to 29,097.60, 43,635.60 and 11,563.80 is: 17,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,097.60 : 43,635.60 = 11,563.80 : x
  2. Step 2: Convert to fraction form
    29,097.60/43,635.60 = 11,563.80/x
  3. Step 3: Cross multiply
    29,097.60x = 43,635.60 × 11,563.80
  4. Step 4: Simplify right side
    29,097.60x = 504,593,351.28
  5. Step 5: Solve for x
    x = 504,593,351.28/29,097.60
  6. Step 6: Final answer
    x = 17,341.41

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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.