Home / 55,901.82-83,858.40-18,462

Finding the Fourth Proportional to 55,901.82, 83,858.40 and 18,462

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Solution

The fourth proportional to 55,901.82, 83,858.40 and 18,462 is: 27,694.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,901.82 : 83,858.40 = 18,462 : x
  2. Step 2: Convert to fraction form
    55,901.82/83,858.40 = 18,462/x
  3. Step 3: Cross multiply
    55,901.82x = 83,858.40 × 18,462
  4. Step 4: Simplify right side
    55,901.82x = 1,548,193,780.80
  5. Step 5: Solve for x
    x = 1,548,193,780.80/55,901.82
  6. Step 6: Final answer
    x = 27,694.87

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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.