Home / 49,919.24-68,902.92-29,520.20

Finding the Fourth Proportional to 49,919.24, 68,902.92 and 29,520.20

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Solution

The fourth proportional to 49,919.24, 68,902.92 and 29,520.20 is: 40,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,919.24 : 68,902.92 = 29,520.20 : x
  2. Step 2: Convert to fraction form
    49,919.24/68,902.92 = 29,520.20/x
  3. Step 3: Cross multiply
    49,919.24x = 68,902.92 × 29,520.20
  4. Step 4: Simplify right side
    49,919.24x = 2,034,027,978.98
  5. Step 5: Solve for x
    x = 2,034,027,978.98/49,919.24
  6. Step 6: Final answer
    x = 40,746.37

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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.