Home / 43,418.66-65,093.97-17,143.07

Finding the Fourth Proportional to 43,418.66, 65,093.97 and 17,143.07

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Solution

The fourth proportional to 43,418.66, 65,093.97 and 17,143.07 is: 25,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,418.66 : 65,093.97 = 17,143.07 : x
  2. Step 2: Convert to fraction form
    43,418.66/65,093.97 = 17,143.07/x
  3. Step 3: Cross multiply
    43,418.66x = 65,093.97 × 17,143.07
  4. Step 4: Simplify right side
    43,418.66x = 1,115,910,285.64
  5. Step 5: Solve for x
    x = 1,115,910,285.64/43,418.66
  6. Step 6: Final answer
    x = 25,701.17

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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.