Home / 45,629.32-68,387.46-25,847.92

Finding the Fourth Proportional to 45,629.32, 68,387.46 and 25,847.92

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Solution

The fourth proportional to 45,629.32, 68,387.46 and 25,847.92 is: 38,739.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,629.32 : 68,387.46 = 25,847.92 : x
  2. Step 2: Convert to fraction form
    45,629.32/68,387.46 = 25,847.92/x
  3. Step 3: Cross multiply
    45,629.32x = 68,387.46 × 25,847.92
  4. Step 4: Simplify right side
    45,629.32x = 1,767,673,595.08
  5. Step 5: Solve for x
    x = 1,767,673,595.08/45,629.32
  6. Step 6: Final answer
    x = 38,739.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.