Home / 14,944.91-20,623.24-8,230.82

Finding the Fourth Proportional to 14,944.91, 20,623.24 and 8,230.82

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Solution

The fourth proportional to 14,944.91, 20,623.24 and 8,230.82 is: 11,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,944.91 : 20,623.24 = 8,230.82 : x
  2. Step 2: Convert to fraction form
    14,944.91/20,623.24 = 8,230.82/x
  3. Step 3: Cross multiply
    14,944.91x = 20,623.24 × 8,230.82
  4. Step 4: Simplify right side
    14,944.91x = 169,746,083.43
  5. Step 5: Solve for x
    x = 169,746,083.43/14,944.91
  6. Step 6: Final answer
    x = 11,358.12

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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.