Home / 10,018.75-15,028.32-3,093.25

Finding the Fourth Proportional to 10,018.75, 15,028.32 and 3,093.25

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Solution

The fourth proportional to 10,018.75, 15,028.32 and 3,093.25 is: 4,639.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.75 : 15,028.32 = 3,093.25 : x
  2. Step 2: Convert to fraction form
    10,018.75/15,028.32 = 3,093.25/x
  3. Step 3: Cross multiply
    10,018.75x = 15,028.32 × 3,093.25
  4. Step 4: Simplify right side
    10,018.75x = 46,486,350.84
  5. Step 5: Solve for x
    x = 46,486,350.84/10,018.75
  6. Step 6: Final answer
    x = 4,639.94

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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.