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Finding the Fourth Proportional to 22,401, 33,607.58 and 6,818.63

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Solution

The fourth proportional to 22,401, 33,607.58 and 6,818.63 is: 10,229.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,401 : 33,607.58 = 6,818.63 : x
  2. Step 2: Convert to fraction form
    22,401/33,607.58 = 6,818.63/x
  3. Step 3: Cross multiply
    22,401x = 33,607.58 × 6,818.63
  4. Step 4: Simplify right side
    22,401x = 229,157,451.08
  5. Step 5: Solve for x
    x = 229,157,451.08/22,401
  6. Step 6: Final answer
    x = 10,229.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.