Home / 22,420.68-33,635.44-6,625.98

Finding the Fourth Proportional to 22,420.68, 33,635.44 and 6,625.98

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Solution

The fourth proportional to 22,420.68, 33,635.44 and 6,625.98 is: 9,940.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,420.68 : 33,635.44 = 6,625.98 : x
  2. Step 2: Convert to fraction form
    22,420.68/33,635.44 = 6,625.98/x
  3. Step 3: Cross multiply
    22,420.68x = 33,635.44 × 6,625.98
  4. Step 4: Simplify right side
    22,420.68x = 222,867,752.73
  5. Step 5: Solve for x
    x = 222,867,752.73/22,420.68
  6. Step 6: Final answer
    x = 9,940.28

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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.