Home / 49,580.70-68,422.89-28,366.80

Finding the Fourth Proportional to 49,580.70, 68,422.89 and 28,366.80

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Solution

The fourth proportional to 49,580.70, 68,422.89 and 28,366.80 is: 39,147.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,580.70 : 68,422.89 = 28,366.80 : x
  2. Step 2: Convert to fraction form
    49,580.70/68,422.89 = 28,366.80/x
  3. Step 3: Cross multiply
    49,580.70x = 68,422.89 × 28,366.80
  4. Step 4: Simplify right side
    49,580.70x = 1,940,938,436.05
  5. Step 5: Solve for x
    x = 1,940,938,436.05/49,580.70
  6. Step 6: Final answer
    x = 39,147.06

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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.