Home / 55,310.14-82,965.51-13,757.14

Finding the Fourth Proportional to 55,310.14, 82,965.51 and 13,757.14

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Solution

The fourth proportional to 55,310.14, 82,965.51 and 13,757.14 is: 20,635.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,310.14 : 82,965.51 = 13,757.14 : x
  2. Step 2: Convert to fraction form
    55,310.14/82,965.51 = 13,757.14/x
  3. Step 3: Cross multiply
    55,310.14x = 82,965.51 × 13,757.14
  4. Step 4: Simplify right side
    55,310.14x = 1,141,368,136.24
  5. Step 5: Solve for x
    x = 1,141,368,136.24/55,310.14
  6. Step 6: Final answer
    x = 20,635.78

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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.