Home / 44,028.38-66,046.32-12,438.59

Finding the Fourth Proportional to 44,028.38, 66,046.32 and 12,438.59

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Solution

The fourth proportional to 44,028.38, 66,046.32 and 12,438.59 is: 18,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,028.38 : 66,046.32 = 12,438.59 : x
  2. Step 2: Convert to fraction form
    44,028.38/66,046.32 = 12,438.59/x
  3. Step 3: Cross multiply
    44,028.38x = 66,046.32 × 12,438.59
  4. Step 4: Simplify right side
    44,028.38x = 821,522,765.26
  5. Step 5: Solve for x
    x = 821,522,765.26/44,028.38
  6. Step 6: Final answer
    x = 18,658.94

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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.