Home / 49,952.45-68,936.45-28,731.74

Finding the Fourth Proportional to 49,952.45, 68,936.45 and 28,731.74

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Solution

The fourth proportional to 49,952.45, 68,936.45 and 28,731.74 is: 39,650.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,952.45 : 68,936.45 = 28,731.74 : x
  2. Step 2: Convert to fraction form
    49,952.45/68,936.45 = 28,731.74/x
  3. Step 3: Cross multiply
    49,952.45x = 68,936.45 × 28,731.74
  4. Step 4: Simplify right side
    49,952.45x = 1,980,663,669.58
  5. Step 5: Solve for x
    x = 1,980,663,669.58/49,952.45
  6. Step 6: Final answer
    x = 39,650.99

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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.