Home / 49,576.24-68,419.34-28,359.60

Finding the Fourth Proportional to 49,576.24, 68,419.34 and 28,359.60

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Solution

The fourth proportional to 49,576.24, 68,419.34 and 28,359.60 is: 39,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,576.24 : 68,419.34 = 28,359.60 : x
  2. Step 2: Convert to fraction form
    49,576.24/68,419.34 = 28,359.60/x
  3. Step 3: Cross multiply
    49,576.24x = 68,419.34 × 28,359.60
  4. Step 4: Simplify right side
    49,576.24x = 1,940,345,114.66
  5. Step 5: Solve for x
    x = 1,940,345,114.66/49,576.24
  6. Step 6: Final answer
    x = 39,138.61

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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.