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Finding the Fourth Proportional to 22,402.01, 33,579.57 and 8,356.39

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Solution

The fourth proportional to 22,402.01, 33,579.57 and 8,356.39 is: 12,525.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,402.01 : 33,579.57 = 8,356.39 : x
  2. Step 2: Convert to fraction form
    22,402.01/33,579.57 = 8,356.39/x
  3. Step 3: Cross multiply
    22,402.01x = 33,579.57 × 8,356.39
  4. Step 4: Simplify right side
    22,402.01x = 280,603,982.95
  5. Step 5: Solve for x
    x = 280,603,982.95/22,402.01
  6. Step 6: Final answer
    x = 12,525.84

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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.