Home / 16,140.88-24,211.44-4,453.84

Finding the Fourth Proportional to 16,140.88, 24,211.44 and 4,453.84

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Solution

The fourth proportional to 16,140.88, 24,211.44 and 4,453.84 is: 6,680.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,140.88 : 24,211.44 = 4,453.84 : x
  2. Step 2: Convert to fraction form
    16,140.88/24,211.44 = 4,453.84/x
  3. Step 3: Cross multiply
    16,140.88x = 24,211.44 × 4,453.84
  4. Step 4: Simplify right side
    16,140.88x = 107,833,879.93
  5. Step 5: Solve for x
    x = 107,833,879.93/16,140.88
  6. Step 6: Final answer
    x = 6,680.79

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1.5x scale

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.