Home / 39,168.75-58,745.64-11,082.04

Finding the Fourth Proportional to 39,168.75, 58,745.64 and 11,082.04

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Solution

The fourth proportional to 39,168.75, 58,745.64 and 11,082.04 is: 16,620.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,168.75 : 58,745.64 = 11,082.04 : x
  2. Step 2: Convert to fraction form
    39,168.75/58,745.64 = 11,082.04/x
  3. Step 3: Cross multiply
    39,168.75x = 58,745.64 × 11,082.04
  4. Step 4: Simplify right side
    39,168.75x = 651,021,427.00
  5. Step 5: Solve for x
    x = 651,021,427.00/39,168.75
  6. Step 6: Final answer
    x = 16,620.94

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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.