Home / 14,028.15-21,027.43-4,665.66

Finding the Fourth Proportional to 14,028.15, 21,027.43 and 4,665.66

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Solution

The fourth proportional to 14,028.15, 21,027.43 and 4,665.66 is: 6,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.15 : 21,027.43 = 4,665.66 : x
  2. Step 2: Convert to fraction form
    14,028.15/21,027.43 = 4,665.66/x
  3. Step 3: Cross multiply
    14,028.15x = 21,027.43 × 4,665.66
  4. Step 4: Simplify right side
    14,028.15x = 98,106,839.05
  5. Step 5: Solve for x
    x = 98,106,839.05/14,028.15
  6. Step 6: Final answer
    x = 6,993.57

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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.