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Finding the Fourth Proportional to 29,910.60, 44,801.10 and 18,246.60

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Solution

The fourth proportional to 29,910.60, 44,801.10 and 18,246.60 is: 27,330.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,910.60 : 44,801.10 = 18,246.60 : x
  2. Step 2: Convert to fraction form
    29,910.60/44,801.10 = 18,246.60/x
  3. Step 3: Cross multiply
    29,910.60x = 44,801.10 × 18,246.60
  4. Step 4: Simplify right side
    29,910.60x = 817,467,751.26
  5. Step 5: Solve for x
    x = 817,467,751.26/29,910.60
  6. Step 6: Final answer
    x = 27,330.37

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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.