Home / 29,310.48-43,945.68-14,105.01

Finding the Fourth Proportional to 29,310.48, 43,945.68 and 14,105.01

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Solution

The fourth proportional to 29,310.48, 43,945.68 and 14,105.01 is: 21,147.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,310.48 : 43,945.68 = 14,105.01 : x
  2. Step 2: Convert to fraction form
    29,310.48/43,945.68 = 14,105.01/x
  3. Step 3: Cross multiply
    29,310.48x = 43,945.68 × 14,105.01
  4. Step 4: Simplify right side
    29,310.48x = 619,854,255.86
  5. Step 5: Solve for x
    x = 619,854,255.86/29,310.48
  6. Step 6: Final answer
    x = 21,147.87

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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.