Home / 49,414.67-68,203.45-38,638.23

Finding the Fourth Proportional to 49,414.67, 68,203.45 and 38,638.23

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Solution

The fourth proportional to 49,414.67, 68,203.45 and 38,638.23 is: 53,329.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,414.67 : 68,203.45 = 38,638.23 : x
  2. Step 2: Convert to fraction form
    49,414.67/68,203.45 = 38,638.23/x
  3. Step 3: Cross multiply
    49,414.67x = 68,203.45 × 38,638.23
  4. Step 4: Simplify right side
    49,414.67x = 2,635,260,380.43
  5. Step 5: Solve for x
    x = 2,635,260,380.43/49,414.67
  6. Step 6: Final answer
    x = 53,329.52

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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.