Home / 49,243.59-67,939.29-28,017.54

Finding the Fourth Proportional to 49,243.59, 67,939.29 and 28,017.54

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Solution

The fourth proportional to 49,243.59, 67,939.29 and 28,017.54 is: 38,654.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,243.59 : 67,939.29 = 28,017.54 : x
  2. Step 2: Convert to fraction form
    49,243.59/67,939.29 = 28,017.54/x
  3. Step 3: Cross multiply
    49,243.59x = 67,939.29 × 28,017.54
  4. Step 4: Simplify right side
    49,243.59x = 1,903,491,775.15
  5. Step 5: Solve for x
    x = 1,903,491,775.15/49,243.59
  6. Step 6: Final answer
    x = 38,654.61

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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.