Home / 22,268.29-33,405.50-7,481.43

Finding the Fourth Proportional to 22,268.29, 33,405.50 and 7,481.43

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Solution

The fourth proportional to 22,268.29, 33,405.50 and 7,481.43 is: 11,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.29 : 33,405.50 = 7,481.43 : x
  2. Step 2: Convert to fraction form
    22,268.29/33,405.50 = 7,481.43/x
  3. Step 3: Cross multiply
    22,268.29x = 33,405.50 × 7,481.43
  4. Step 4: Simplify right side
    22,268.29x = 249,920,928.57
  5. Step 5: Solve for x
    x = 249,920,928.57/22,268.29
  6. Step 6: Final answer
    x = 11,223.18

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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.