Home / 55,322.14-82,983.52-13,769.14

Finding the Fourth Proportional to 55,322.14, 82,983.52 and 13,769.14

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Solution

The fourth proportional to 55,322.14, 82,983.52 and 13,769.14 is: 20,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,322.14 : 82,983.52 = 13,769.14 : x
  2. Step 2: Convert to fraction form
    55,322.14/82,983.52 = 13,769.14/x
  3. Step 3: Cross multiply
    55,322.14x = 82,983.52 × 13,769.14
  4. Step 4: Simplify right side
    55,322.14x = 1,142,611,704.57
  5. Step 5: Solve for x
    x = 1,142,611,704.57/55,322.14
  6. Step 6: Final answer
    x = 20,653.79

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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.