Home / 39,511.43-54,519.82-22,283.04

Finding the Fourth Proportional to 39,511.43, 54,519.82 and 22,283.04

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Solution

The fourth proportional to 39,511.43, 54,519.82 and 22,283.04 is: 30,747.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,511.43 : 54,519.82 = 22,283.04 : x
  2. Step 2: Convert to fraction form
    39,511.43/54,519.82 = 22,283.04/x
  3. Step 3: Cross multiply
    39,511.43x = 54,519.82 × 22,283.04
  4. Step 4: Simplify right side
    39,511.43x = 1,214,867,329.85
  5. Step 5: Solve for x
    x = 1,214,867,329.85/39,511.43
  6. Step 6: Final answer
    x = 30,747.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.