Home / 49,694.81-68,562.27-28,181.88

Finding the Fourth Proportional to 49,694.81, 68,562.27 and 28,181.88

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Solution

The fourth proportional to 49,694.81, 68,562.27 and 28,181.88 is: 38,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,694.81 : 68,562.27 = 28,181.88 : x
  2. Step 2: Convert to fraction form
    49,694.81/68,562.27 = 28,181.88/x
  3. Step 3: Cross multiply
    49,694.81x = 68,562.27 × 28,181.88
  4. Step 4: Simplify right side
    49,694.81x = 1,932,213,665.67
  5. Step 5: Solve for x
    x = 1,932,213,665.67/49,694.81
  6. Step 6: Final answer
    x = 38,881.60

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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.