Home / 44,736-67,118.64-13,571.28

Finding the Fourth Proportional to 44,736, 67,118.64 and 13,571.28

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Solution

The fourth proportional to 44,736, 67,118.64 and 13,571.28 is: 20,361.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,736 : 67,118.64 = 13,571.28 : x
  2. Step 2: Convert to fraction form
    44,736/67,118.64 = 13,571.28/x
  3. Step 3: Cross multiply
    44,736x = 67,118.64 × 13,571.28
  4. Step 4: Simplify right side
    44,736x = 910,885,856.66
  5. Step 5: Solve for x
    x = 910,885,856.66/44,736
  6. Step 6: Final answer
    x = 20,361.36

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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.