Home / 43,110.64-64,579.56-19,704.88

Finding the Fourth Proportional to 43,110.64, 64,579.56 and 19,704.88

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Solution

The fourth proportional to 43,110.64, 64,579.56 and 19,704.88 is: 29,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,110.64 : 64,579.56 = 19,704.88 : x
  2. Step 2: Convert to fraction form
    43,110.64/64,579.56 = 19,704.88/x
  3. Step 3: Cross multiply
    43,110.64x = 64,579.56 × 19,704.88
  4. Step 4: Simplify right side
    43,110.64x = 1,272,532,480.25
  5. Step 5: Solve for x
    x = 1,272,532,480.25/43,110.64
  6. Step 6: Final answer
    x = 29,517.83

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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.