Home / 29,275-43,914.40-11,742.56

Finding the Fourth Proportional to 29,275, 43,914.40 and 11,742.56

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Solution

The fourth proportional to 29,275, 43,914.40 and 11,742.56 is: 17,614.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,275 : 43,914.40 = 11,742.56 : x
  2. Step 2: Convert to fraction form
    29,275/43,914.40 = 11,742.56/x
  3. Step 3: Cross multiply
    29,275x = 43,914.40 × 11,742.56
  4. Step 4: Simplify right side
    29,275x = 515,667,476.86
  5. Step 5: Solve for x
    x = 515,667,476.86/29,275
  6. Step 6: Final answer
    x = 17,614.60

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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.