Home / 20,117.44-30,010.82-17,177.14

Finding the Fourth Proportional to 20,117.44, 30,010.82 and 17,177.14

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Solution

The fourth proportional to 20,117.44, 30,010.82 and 17,177.14 is: 25,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,117.44 : 30,010.82 = 17,177.14 : x
  2. Step 2: Convert to fraction form
    20,117.44/30,010.82 = 17,177.14/x
  3. Step 3: Cross multiply
    20,117.44x = 30,010.82 × 17,177.14
  4. Step 4: Simplify right side
    20,117.44x = 515,500,056.65
  5. Step 5: Solve for x
    x = 515,500,056.65/20,117.44
  6. Step 6: Final answer
    x = 25,624.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.