Home / 44,813.28-67,229.68-13,647.72

Finding the Fourth Proportional to 44,813.28, 67,229.68 and 13,647.72

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Solution

The fourth proportional to 44,813.28, 67,229.68 and 13,647.72 is: 20,474.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,813.28 : 67,229.68 = 13,647.72 : x
  2. Step 2: Convert to fraction form
    44,813.28/67,229.68 = 13,647.72/x
  3. Step 3: Cross multiply
    44,813.28x = 67,229.68 × 13,647.72
  4. Step 4: Simplify right side
    44,813.28x = 917,531,848.33
  5. Step 5: Solve for x
    x = 917,531,848.33/44,813.28
  6. Step 6: Final answer
    x = 20,474.55

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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.