Home / 43,811.88-60,439.32-28,698

Finding the Fourth Proportional to 43,811.88, 60,439.32 and 28,698

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Solution

The fourth proportional to 43,811.88, 60,439.32 and 28,698 is: 39,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,811.88 : 60,439.32 = 28,698 : x
  2. Step 2: Convert to fraction form
    43,811.88/60,439.32 = 28,698/x
  3. Step 3: Cross multiply
    43,811.88x = 60,439.32 × 28,698
  4. Step 4: Simplify right side
    43,811.88x = 1,734,487,605.36
  5. Step 5: Solve for x
    x = 1,734,487,605.36/43,811.88
  6. Step 6: Final answer
    x = 39,589.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.