Home / 29,105.60-43,644.56-13,305.94

Finding the Fourth Proportional to 29,105.60, 43,644.56 and 13,305.94

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Solution

The fourth proportional to 29,105.60, 43,644.56 and 13,305.94 is: 19,952.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,105.60 : 43,644.56 = 13,305.94 : x
  2. Step 2: Convert to fraction form
    29,105.60/43,644.56 = 13,305.94/x
  3. Step 3: Cross multiply
    29,105.60x = 43,644.56 × 13,305.94
  4. Step 4: Simplify right side
    29,105.60x = 580,731,820.84
  5. Step 5: Solve for x
    x = 580,731,820.84/29,105.60
  6. Step 6: Final answer
    x = 19,952.58

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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.