Home / 49,953.24-68,939.27-28,449.95

Finding the Fourth Proportional to 49,953.24, 68,939.27 and 28,449.95

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Solution

The fourth proportional to 49,953.24, 68,939.27 and 28,449.95 is: 39,263.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,953.24 : 68,939.27 = 28,449.95 : x
  2. Step 2: Convert to fraction form
    49,953.24/68,939.27 = 28,449.95/x
  3. Step 3: Cross multiply
    49,953.24x = 68,939.27 × 28,449.95
  4. Step 4: Simplify right side
    49,953.24x = 1,961,318,404.28
  5. Step 5: Solve for x
    x = 1,961,318,404.28/49,953.24
  6. Step 6: Final answer
    x = 39,263.09

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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.