Home / 22,868.22-34,308.81-11,782.98

Finding the Fourth Proportional to 22,868.22, 34,308.81 and 11,782.98

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Solution

The fourth proportional to 22,868.22, 34,308.81 and 11,782.98 is: 17,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,868.22 : 34,308.81 = 11,782.98 : x
  2. Step 2: Convert to fraction form
    22,868.22/34,308.81 = 11,782.98/x
  3. Step 3: Cross multiply
    22,868.22x = 34,308.81 × 11,782.98
  4. Step 4: Simplify right side
    22,868.22x = 404,260,022.05
  5. Step 5: Solve for x
    x = 404,260,022.05/22,868.22
  6. Step 6: Final answer
    x = 17,677.81

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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.