Home / 14,204.10-21,277.68-8,578.50

Finding the Fourth Proportional to 14,204.10, 21,277.68 and 8,578.50

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Solution

The fourth proportional to 14,204.10, 21,277.68 and 8,578.50 is: 12,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.10 : 21,277.68 = 8,578.50 : x
  2. Step 2: Convert to fraction form
    14,204.10/21,277.68 = 8,578.50/x
  3. Step 3: Cross multiply
    14,204.10x = 21,277.68 × 8,578.50
  4. Step 4: Simplify right side
    14,204.10x = 182,530,577.88
  5. Step 5: Solve for x
    x = 182,530,577.88/14,204.10
  6. Step 6: Final answer
    x = 12,850.56

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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.