Home / 43,788.96-65,689.38-14,197.14

Finding the Fourth Proportional to 43,788.96, 65,689.38 and 14,197.14

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Solution

The fourth proportional to 43,788.96, 65,689.38 and 14,197.14 is: 21,297.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,788.96 : 65,689.38 = 14,197.14 : x
  2. Step 2: Convert to fraction form
    43,788.96/65,689.38 = 14,197.14/x
  3. Step 3: Cross multiply
    43,788.96x = 65,689.38 × 14,197.14
  4. Step 4: Simplify right side
    43,788.96x = 932,601,324.37
  5. Step 5: Solve for x
    x = 932,601,324.37/43,788.96
  6. Step 6: Final answer
    x = 21,297.64

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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.