Home / 43,805.79-65,712.20-17,496.09

Finding the Fourth Proportional to 43,805.79, 65,712.20 and 17,496.09

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Solution

The fourth proportional to 43,805.79, 65,712.20 and 17,496.09 is: 26,245.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,805.79 : 65,712.20 = 17,496.09 : x
  2. Step 2: Convert to fraction form
    43,805.79/65,712.20 = 17,496.09/x
  3. Step 3: Cross multiply
    43,805.79x = 65,712.20 × 17,496.09
  4. Step 4: Simplify right side
    43,805.79x = 1,149,706,477.82
  5. Step 5: Solve for x
    x = 1,149,706,477.82/43,805.79
  6. Step 6: Final answer
    x = 26,245.54

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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.