Home / 22,068.87-30,455.24-11,997.33

Finding the Fourth Proportional to 22,068.87, 30,455.24 and 11,997.33

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Solution

The fourth proportional to 22,068.87, 30,455.24 and 11,997.33 is: 16,556.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,068.87 : 30,455.24 = 11,997.33 : x
  2. Step 2: Convert to fraction form
    22,068.87/30,455.24 = 11,997.33/x
  3. Step 3: Cross multiply
    22,068.87x = 30,455.24 × 11,997.33
  4. Step 4: Simplify right side
    22,068.87x = 365,381,594.50
  5. Step 5: Solve for x
    x = 365,381,594.50/22,068.87
  6. Step 6: Final answer
    x = 16,556.43

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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.