Home / 49,092.27-67,731.17-28,669.64

Finding the Fourth Proportional to 49,092.27, 67,731.17 and 28,669.64

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Solution

The fourth proportional to 49,092.27, 67,731.17 and 28,669.64 is: 39,554.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,092.27 : 67,731.17 = 28,669.64 : x
  2. Step 2: Convert to fraction form
    49,092.27/67,731.17 = 28,669.64/x
  3. Step 3: Cross multiply
    49,092.27x = 67,731.17 × 28,669.64
  4. Step 4: Simplify right side
    49,092.27x = 1,941,828,260.68
  5. Step 5: Solve for x
    x = 1,941,828,260.68/49,092.27
  6. Step 6: Final answer
    x = 39,554.66

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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.