Home / 55,362.76-82,834.54-33,939.28

Finding the Fourth Proportional to 55,362.76, 82,834.54 and 33,939.28

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Solution

The fourth proportional to 55,362.76, 82,834.54 and 33,939.28 is: 50,780.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,362.76 : 82,834.54 = 33,939.28 : x
  2. Step 2: Convert to fraction form
    55,362.76/82,834.54 = 33,939.28/x
  3. Step 3: Cross multiply
    55,362.76x = 82,834.54 × 33,939.28
  4. Step 4: Simplify right side
    55,362.76x = 2,811,344,646.73
  5. Step 5: Solve for x
    x = 2,811,344,646.73/55,362.76
  6. Step 6: Final answer
    x = 50,780.43

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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.