Home / 43,293.06-64,933.92-13,711.14

Finding the Fourth Proportional to 43,293.06, 64,933.92 and 13,711.14

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Solution

The fourth proportional to 43,293.06, 64,933.92 and 13,711.14 is: 20,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,293.06 : 64,933.92 = 13,711.14 : x
  2. Step 2: Convert to fraction form
    43,293.06/64,933.92 = 13,711.14/x
  3. Step 3: Cross multiply
    43,293.06x = 64,933.92 × 13,711.14
  4. Step 4: Simplify right side
    43,293.06x = 890,318,067.87
  5. Step 5: Solve for x
    x = 890,318,067.87/43,293.06
  6. Step 6: Final answer
    x = 20,564.91

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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.