Home / 10,026.96-15,039.80-3,453.28

Finding the Fourth Proportional to 10,026.96, 15,039.80 and 3,453.28

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Solution

The fourth proportional to 10,026.96, 15,039.80 and 3,453.28 is: 5,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,026.96 : 15,039.80 = 3,453.28 : x
  2. Step 2: Convert to fraction form
    10,026.96/15,039.80 = 3,453.28/x
  3. Step 3: Cross multiply
    10,026.96x = 15,039.80 × 3,453.28
  4. Step 4: Simplify right side
    10,026.96x = 51,936,640.54
  5. Step 5: Solve for x
    x = 51,936,640.54/10,026.96
  6. Step 6: Final answer
    x = 5,179.70

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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.