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Finding the Fourth Proportional to 16,474.24, 22,734.84 and 9,401.32

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Solution

The fourth proportional to 16,474.24, 22,734.84 and 9,401.32 is: 12,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474.24 : 22,734.84 = 9,401.32 : x
  2. Step 2: Convert to fraction form
    16,474.24/22,734.84 = 9,401.32/x
  3. Step 3: Cross multiply
    16,474.24x = 22,734.84 × 9,401.32
  4. Step 4: Simplify right side
    16,474.24x = 213,737,505.99
  5. Step 5: Solve for x
    x = 213,737,505.99/16,474.24
  6. Step 6: Final answer
    x = 12,974.04

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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.