Home / 22,530.85-33,813.62-21,374.57

Finding the Fourth Proportional to 22,530.85, 33,813.62 and 21,374.57

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Solution

The fourth proportional to 22,530.85, 33,813.62 and 21,374.57 is: 32,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,530.85 : 33,813.62 = 21,374.57 : x
  2. Step 2: Convert to fraction form
    22,530.85/33,813.62 = 21,374.57/x
  3. Step 3: Cross multiply
    22,530.85x = 33,813.62 × 21,374.57
  4. Step 4: Simplify right side
    22,530.85x = 722,751,645.46
  5. Step 5: Solve for x
    x = 722,751,645.46/22,530.85
  6. Step 6: Final answer
    x = 32,078.32

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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.