Home / 14,227.58-21,352.26-6,441.86

Finding the Fourth Proportional to 14,227.58, 21,352.26 and 6,441.86

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Solution

The fourth proportional to 14,227.58, 21,352.26 and 6,441.86 is: 9,667.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.58 : 21,352.26 = 6,441.86 : x
  2. Step 2: Convert to fraction form
    14,227.58/21,352.26 = 6,441.86/x
  3. Step 3: Cross multiply
    14,227.58x = 21,352.26 × 6,441.86
  4. Step 4: Simplify right side
    14,227.58x = 137,548,269.60
  5. Step 5: Solve for x
    x = 137,548,269.60/14,227.58
  6. Step 6: Final answer
    x = 9,667.72

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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.