Home / 49,705.28-68,570.68-29,550.72

Finding the Fourth Proportional to 49,705.28, 68,570.68 and 29,550.72

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Solution

The fourth proportional to 49,705.28, 68,570.68 and 29,550.72 is: 40,766.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,705.28 : 68,570.68 = 29,550.72 : x
  2. Step 2: Convert to fraction form
    49,705.28/68,570.68 = 29,550.72/x
  3. Step 3: Cross multiply
    49,705.28x = 68,570.68 × 29,550.72
  4. Step 4: Simplify right side
    49,705.28x = 2,026,313,173.25
  5. Step 5: Solve for x
    x = 2,026,313,173.25/49,705.28
  6. Step 6: Final answer
    x = 40,766.56

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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.