Home / 14,944.35-20,623.63-8,230.45

Finding the Fourth Proportional to 14,944.35, 20,623.63 and 8,230.45

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Solution

The fourth proportional to 14,944.35, 20,623.63 and 8,230.45 is: 11,358.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,944.35 : 20,623.63 = 8,230.45 : x
  2. Step 2: Convert to fraction form
    14,944.35/20,623.63 = 8,230.45/x
  3. Step 3: Cross multiply
    14,944.35x = 20,623.63 × 8,230.45
  4. Step 4: Simplify right side
    14,944.35x = 169,741,755.53
  5. Step 5: Solve for x
    x = 169,741,755.53/14,944.35
  6. Step 6: Final answer
    x = 11,358.26

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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.