Home / 37,015.07-51,081.21-20,019.65

Finding the Fourth Proportional to 37,015.07, 51,081.21 and 20,019.65

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Solution

The fourth proportional to 37,015.07, 51,081.21 and 20,019.65 is: 27,627.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,015.07 : 51,081.21 = 20,019.65 : x
  2. Step 2: Convert to fraction form
    37,015.07/51,081.21 = 20,019.65/x
  3. Step 3: Cross multiply
    37,015.07x = 51,081.21 × 20,019.65
  4. Step 4: Simplify right side
    37,015.07x = 1,022,627,777.73
  5. Step 5: Solve for x
    x = 1,022,627,777.73/37,015.07
  6. Step 6: Final answer
    x = 27,627.34

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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.