Home / 22,419.68-33,633.94-6,624.98

Finding the Fourth Proportional to 22,419.68, 33,633.94 and 6,624.98

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Solution

The fourth proportional to 22,419.68, 33,633.94 and 6,624.98 is: 9,938.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419.68 : 33,633.94 = 6,624.98 : x
  2. Step 2: Convert to fraction form
    22,419.68/33,633.94 = 6,624.98/x
  3. Step 3: Cross multiply
    22,419.68x = 33,633.94 × 6,624.98
  4. Step 4: Simplify right side
    22,419.68x = 222,824,247.34
  5. Step 5: Solve for x
    x = 222,824,247.34/22,419.68
  6. Step 6: Final answer
    x = 9,938.78

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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.