Home / 56,310.85-84,441.37-16,860.61

Finding the Fourth Proportional to 56,310.85, 84,441.37 and 16,860.61

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Solution

The fourth proportional to 56,310.85, 84,441.37 and 16,860.61 is: 25,283.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,310.85 : 84,441.37 = 16,860.61 : x
  2. Step 2: Convert to fraction form
    56,310.85/84,441.37 = 16,860.61/x
  3. Step 3: Cross multiply
    56,310.85x = 84,441.37 × 16,860.61
  4. Step 4: Simplify right side
    56,310.85x = 1,423,733,007.44
  5. Step 5: Solve for x
    x = 1,423,733,007.44/56,310.85
  6. Step 6: Final answer
    x = 25,283.46

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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.