Home / 49,604.96-68,456.05-28,391.06

Finding the Fourth Proportional to 49,604.96, 68,456.05 and 28,391.06

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Solution

The fourth proportional to 49,604.96, 68,456.05 and 28,391.06 is: 39,180.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,604.96 : 68,456.05 = 28,391.06 : x
  2. Step 2: Convert to fraction form
    49,604.96/68,456.05 = 28,391.06/x
  3. Step 3: Cross multiply
    49,604.96x = 68,456.05 × 28,391.06
  4. Step 4: Simplify right side
    49,604.96x = 1,943,539,822.91
  5. Step 5: Solve for x
    x = 1,943,539,822.91/49,604.96
  6. Step 6: Final answer
    x = 39,180.35

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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.