Home / 49,231.38-67,939.48-28,010.18

Finding the Fourth Proportional to 49,231.38, 67,939.48 and 28,010.18

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Solution

The fourth proportional to 49,231.38, 67,939.48 and 28,010.18 is: 38,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,231.38 : 67,939.48 = 28,010.18 : x
  2. Step 2: Convert to fraction form
    49,231.38/67,939.48 = 28,010.18/x
  3. Step 3: Cross multiply
    49,231.38x = 67,939.48 × 28,010.18
  4. Step 4: Simplify right side
    49,231.38x = 1,902,997,063.91
  5. Step 5: Solve for x
    x = 1,902,997,063.91/49,231.38
  6. Step 6: Final answer
    x = 38,654.15

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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.