Home / 14,944.72-20,622.89-8,229.04

Finding the Fourth Proportional to 14,944.72, 20,622.89 and 8,229.04

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Solution

The fourth proportional to 14,944.72, 20,622.89 and 8,229.04 is: 11,355.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,944.72 : 20,622.89 = 8,229.04 : x
  2. Step 2: Convert to fraction form
    14,944.72/20,622.89 = 8,229.04/x
  3. Step 3: Cross multiply
    14,944.72x = 20,622.89 × 8,229.04
  4. Step 4: Simplify right side
    14,944.72x = 169,706,607.30
  5. Step 5: Solve for x
    x = 169,706,607.30/14,944.72
  6. Step 6: Final answer
    x = 11,355.62

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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.