Home / 49,705.92-68,586.21-28,481.22

Finding the Fourth Proportional to 49,705.92, 68,586.21 and 28,481.22

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Solution

The fourth proportional to 49,705.92, 68,586.21 and 28,481.22 is: 39,299.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,705.92 : 68,586.21 = 28,481.22 : x
  2. Step 2: Convert to fraction form
    49,705.92/68,586.21 = 28,481.22/x
  3. Step 3: Cross multiply
    49,705.92x = 68,586.21 × 28,481.22
  4. Step 4: Simplify right side
    49,705.92x = 1,953,418,935.98
  5. Step 5: Solve for x
    x = 1,953,418,935.98/49,705.92
  6. Step 6: Final answer
    x = 39,299.52

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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.