Home / 44,940.72-67,408.56-13,775.88

Finding the Fourth Proportional to 44,940.72, 67,408.56 and 13,775.88

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Solution

The fourth proportional to 44,940.72, 67,408.56 and 13,775.88 is: 20,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,940.72 : 67,408.56 = 13,775.88 : x
  2. Step 2: Convert to fraction form
    44,940.72/67,408.56 = 13,775.88/x
  3. Step 3: Cross multiply
    44,940.72x = 67,408.56 × 13,775.88
  4. Step 4: Simplify right side
    44,940.72x = 928,612,233.53
  5. Step 5: Solve for x
    x = 928,612,233.53/44,940.72
  6. Step 6: Final answer
    x = 20,663.05

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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.