Home / 43,086.48-64,629.09-15,006

Finding the Fourth Proportional to 43,086.48, 64,629.09 and 15,006

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Solution

The fourth proportional to 43,086.48, 64,629.09 and 15,006 is: 22,508.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,086.48 : 64,629.09 = 15,006 : x
  2. Step 2: Convert to fraction form
    43,086.48/64,629.09 = 15,006/x
  3. Step 3: Cross multiply
    43,086.48x = 64,629.09 × 15,006
  4. Step 4: Simplify right side
    43,086.48x = 969,824,124.54
  5. Step 5: Solve for x
    x = 969,824,124.54/43,086.48
  6. Step 6: Final answer
    x = 22,508.78

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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.