Home / 55,933.38-83,880.09-18,486.54

Finding the Fourth Proportional to 55,933.38, 83,880.09 and 18,486.54

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Solution

The fourth proportional to 55,933.38, 83,880.09 and 18,486.54 is: 27,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,933.38 : 83,880.09 = 18,486.54 : x
  2. Step 2: Convert to fraction form
    55,933.38/83,880.09 = 18,486.54/x
  3. Step 3: Cross multiply
    55,933.38x = 83,880.09 × 18,486.54
  4. Step 4: Simplify right side
    55,933.38x = 1,550,652,638.99
  5. Step 5: Solve for x
    x = 1,550,652,638.99/55,933.38
  6. Step 6: Final answer
    x = 27,723.21

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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.