Home / 14,755.53-20,362.68-8,467.50

Finding the Fourth Proportional to 14,755.53, 20,362.68 and 8,467.50

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Solution

The fourth proportional to 14,755.53, 20,362.68 and 8,467.50 is: 11,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,755.53 : 20,362.68 = 8,467.50 : x
  2. Step 2: Convert to fraction form
    14,755.53/20,362.68 = 8,467.50/x
  3. Step 3: Cross multiply
    14,755.53x = 20,362.68 × 8,467.50
  4. Step 4: Simplify right side
    14,755.53x = 172,420,992.90
  5. Step 5: Solve for x
    x = 172,420,992.90/14,755.53
  6. Step 6: Final answer
    x = 11,685.18

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1.5x scale

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.